[GUIDE] Flashing Original Firmwares >1GB / Unbrick Procedure (UPDATED 07/12/13) - LG Optimus G (International)

If you can get in download mode, nothing is lost. You can still go back and restockify you LG Optimus G (stock rom ,locked bootloader ,no root).
Original Work by [email protected] I have only translated it to English
Tested and working on LG-E975
Some tips before you start
As you will see is a fairly simple procedure, but not without risk. Take a quick read the entire guide before you begin: it will help you understand how to move.
The most important thing is to keep calm, do not panic and do not crush random keys. If you do not understand a passage, reread it. If you have not figured it out yet, reread it AGAIN or ASK here for help. No one runs behind you, so do not do things in a hurry.
I DO NOT TAKE ANY RESPONSIBILITY IF YOU BRICK YOUR PHONE.
Given that at end of the flash is recommended to do a hard reset, is a good idea to make a backup of all your personal data (photos, videos, etc etc), contacts , and if you want even applications.
DON'T FORGET TO BACK UP EFS PARTITION!
Prerequisites
1. Download the KDZ with this tool (credits [email protected]) https://mega.co.nz/#!wxoHSayQ!AsUn6wfsc0rts87HIlOSwBd9dilot2229useWzrsH_g
2. Download and install the LG USB drivers LG USB Drivers
3. Download this file. It's a compressed file that contains everything you need NEW KDZ Updater
4. Download and install LG Mobile Support Tool http://csmg.lgmobile.com:9002/client/app/B2CAppSetup.exe
Let's start
1. Extract the "Flashtool" folder on the desktop, or where you want. Open the folder "Flashtool" and install msmxl.msi (if not already installed).
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
2. Turn off the phone and connect it to the PC with the USB cable while holding VOLUME- AND VOLUME +, until you see the download mode logo. The PC will install some drivers. There may be a kind of protection that prevents you enter this mode if there is too little current on the phone.
However, you must be able to get to the screen that's underneath.
4. Go back to Flashtool folder and run as administrator WindowsEnabler.exe. Go to the bar at the bottom right, and click once with the left mouse button over the icon of WindowsEnabler, so that appears the "On"message.
5. Now run as administrator UpTestEX.exe and do the following:
-Select the .KDZ file that you want to flash
-Set "3GQCT"
-Set PhoneMode "EMERGENCY"
Once done, click "Normal web upgrade test"
6. In the next window click "Upgrade Start"
7. Wait a few seconds an a new window will pop up.
- Click "Clear phone.."
- Select different country if you're not in Korea
- Select Language
- Click OK
After this the LG flashing tool should start analyzing your phone and flashing the .KDZ
Once done you can detatch the USB cable and see if the phone boots up. However it will probably bootloop. In this case follow the Hard Reset Procedure below.
Hard Reset Procedure
The phone has to be off. Hold Volume - AND Power , a message will show up confirming the factory reset. Press Power Button twice , than wait. It will auto reboot.
Thanks:
- [email protected] For the realization of the guide
- [email protected] For the big work regarding .KDZ files
- [email protected] Flashing 1 GB and greater .KDZ
Notes
- I have translated this guide because the one I found was little bit tricky unclear and didn't work for me, I hope I have done a good job. I'm anyway available to any modification. Just write below.
- Also I'm Italian so there may be some mistakes in the translation , report back i will correct them with pleasure.
Don't forget to report back if it worked!

reserved 1

Does this ring a bell to you?
http://forum.xda-developers.com/showthread.php?t=2010624
Another question, why place the kdz folder in C:/? I have used kdz updater more than 10 times,it's well placed in D:/Downloads/ folder.It's working everywhere,no need for a special path.
And you didn't mention the 1gb+ file error. kdz updater will not work with bigger files.
What's tricky in potatohead thread?
1.have proper drivers installed,this is universal law for ALL devices. no drivers,not working.
2.download correct kdz file for your phone.
3.download kdz updater
4.enter download mode
5.open kdz updater and choose the file,selecting the right settings.
6.start ,wait to finish and that's it.
If anyone understood something else,it's not the author's fault.

I did all that you point in your guide but during the process, the program went in Not Responding, and after 30s Windows said he closed the program , and now my phone is stuck in Download Mode... Please help me

What windows are you using, also, what machine(laptop/desktop)..
If you are using a desktop,make sure you are using a rear usb port,not front and not through a usb hub,not even an usb extension cable.
if you are using a laptop,be sure you are using usb 2.0,not 3.0.

Rockguy40 said:
5. Now go back in Software Update, select the .KDZ file that you want to flash, and set entries as in the picture. Type "3GQCT" PhoneMode "EMERGENCY".
Click to expand...
Click to collapse
It's not ''Emergency''...phone mode must be ''CS_EMERGENCY'' :good:

Backstaba said:
I did all that you point in your guide but during the process, the program went in Not Responding, and after 30s Windows said he closed the program , and now my phone is stuck in Download Mode... Please help me
Click to expand...
Click to collapse
try using this version, tested windows 7 64 http://www.mediafire.com/download/ekkglj22rh6alho/FlashTool.1.0.54.rar

JasonBourne.Qc said:
It's not ''Emergency''...phone mode must be ''CS_EMERGENCY'' :good:
Click to expand...
Click to collapse
I didn't write the guide as I said , anyway EMERGENCY mode worked for me.

Backstaba said:
I did all that you point in your guide but during the process, the program went in Not Responding, and after 30s Windows said he closed the program , and now my phone is stuck in Download Mode... Please help me
Click to expand...
Click to collapse
As I write in the guide it's normal for the program to go in non respond when decompressing the .kdz but if you don't touch the windows (not a single click) of the updater, windows shouldn't auto kill the program.

it not work
I cant found LG mobile usb modem I am installed driver
Phone was not found from KDZ (
help me..
sorry, my ENG very bad

Rockguy40 said:
If your phone is stuck on the logo LG, do a hard reset .... See below for the procedures.
If the phone starts up as normal, it's recommended to do a hard reset.
Hard Reset Procedure
The phone has to be off. Hold Volume - AND Power , a message will show up confirming the factory reset. Press Power Button twice , than wait. It will auto reboot.
Click to expand...
Click to collapse
My phone get stuck on the logo LG but I can't hard reset ( Hold Volume - AND Power : nothing show on screen ), what do I have to do now?
thank in advance!

Hi,
Interesting post, so this i to unbrick a phone and revert back to original state of the phone (out of the box).
Is this also a possible method to flash any firmware I want. Let me explain, I have my new OG from French Operator SFR with a custom ROM and want to install as a replacement the latest FRA or EUR stock firmware from LG. Can this method be executed safely, OR should I unlock my bootloader and go for a firmware flash through the CWM recovery way instead ?
Thanks for your tip.

bobthedwarf said:
Hi,
Interesting post, so this i to unbrick a phone and revert back to original state of the phone (out of the box).
Is this also a possible method to flash any firmware I want. Let me explain, I have my new OG from French Operator SFR with a custom ROM and want to install as a replacement the latest FRA or EUR stock firmware from LG. Can this method be executed safely, OR should I unlock my bootloader and go for a firmware flash through the CWM recovery way instead ?
Thanks for your tip.
Click to expand...
Click to collapse
Well, i am now root and have unlocked boot loader and installed cwm touch recovery. I feel it was all useless for my purpose being : install à stock firmware instead of my sfr operator ROM.
The right procedure will be through kdz?
CAN i install a lg firmware now from cwm ?

Firmware link update
Please, anyone knows new links to LG E975 original firmware? The link I found for Italy versions are not working anymore. I need unbranded and Vodafone versions. Many thanks.

Lg-firmware.com
Sent from stock LG E975/smart phones,dumb people. now Free

LGE975 firmware
Many thanks for the help but Lg-firmware doesn't work, google suggested lgfirmwares but there is only one type of firmware for LGE975 and the link is broken...
I saw that the link have been only modified in csmgdl lgmobile com but the files are still there.

I just downloaded 10h open romania from that place.
Sent from stock LG E975/smart phones,dumb people. now Free

hi i can't seem to get the KDZX_FW_UPD to open. i've tried running it in admin mode and installing the msxml first but no luck, can someone help?

kimitza said:
I just downloaded 10h open romania from that place.
Sent from stock LG E975/smart phones,dumb people. now Free
Click to expand...
Click to collapse
Does 10h support English...??
Sent from my LG-E975 powering Stock 4.1.2

Yes,it has all the languages...

Related

[Guide] Motorola Defy Mini XT320 Root

So coming from this :
http://forum.xda-developers.com/showthread.php?t=1658568&page=38
Thread i decided to create a new one to collect and focus all necessary informations for the procedure of flashing and rooting the Motorola Defy Mini XT 320.
Credits for Rooting Guide and files goe's to leos0 and i thank him very much for giving us (me) the freedom to root this Phone.
Also many thanks to coder011 he extracted the recovery.img from defy mini which is necessary for rooting :highfive:
Table of Contents:
Do i have Fastboot or not?
How to flash Firmware?
How to gain Root access?
Which Firmwareverisions have Fastboot Mode?
How to flash only older Bootloader to get Fastboot without changing Firmware?
At first, you have to know if your Phone have Fastboot or not.
The easyest Way to find out, is to boot the Phone in Recovery or (if it can) in Fastboot Mode.
Power off the Phone
Power on by pressing both Volume Buttons and the Power Button at once and hold them for 5-10 seconds
if then a screen comes up, you can see if you have Fastboot
look at the pictures below to compare
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
If you see this, then you are a happy one, because your phone has fastboot. You can directly go to the rooting procedure below. :good:
If you get this screen, you have to decide if you want to risk an flash of different SBF Firmware file as described in the next Part of Guide.
Your Phone has no Fastboot. :crying:
Due to some questions in this Thread i want to make clear, what is necessary to do all this strange stuff.
rocker55555 said:
I read the guide. The only mention of installing drivers is in the flashing guide and that guide is for users who didn't have fastboot on their phone.
Click to expand...
Click to collapse
OK
For anyone who needs it more clear.
For everything that is more than using the Phone as USB Mass Storage, you need to install the Drivers.
What the PC doesn't know, he cannot deal with it.
Drivers are (nearly in everything you do) absolutely mandatory.
And if anything doesn't work on a computer, the first thing you be asked is "Have you installed the drivers?".
Defy Drivers:
http://www.motorola.com/consumers/v/index.jsp?vgnextoid=2cff07f8ef573210VgnVCM1000008806b00aRCRD
Install the Drivers and connect your Phone with USB Debugging enabled or bootet in Fastboot Mode (Power up with holding Volume + and - Buttons for 5-10 seconds).
If the Drivers are installed correct your Phone was shown in device Manager like this:
For flashing other Firmware your Phone must connected as Flashing device.
Power it up with Volume - and Camera Button pressed. You see then an Black screen with some white Text.
Connect Phone and let Drivers install.
If your Phone is connected correct it will be schown in Device Manager like this:
Only after you have installed all drivers and your Phone is recognized by your PC as shown above, you will be able to work with ADB or RSD-Lite.
At first, my Guide to flash your Phone with different ROM if your ROM didn't have Fastboot.
Flashing Guide:
And you have to download RSD Lite:
http://www.chip.de/downloads/RSD-Lite_49139659.html
Defy Drivers:
http://www.motorola.com/consumers/v/index.jsp?vgnextoid=2cff07f8ef573210VgnVCM1000008806b00aRCRD
Install Drivers and RSD-Lite.
Start RSD Lite and load SBF File.
Then shut down the Phone and Boot up by holding Camera + Volume- (down) and Power Buttons.
If you done right, you see an black screen with white Text, telling you the Device is in flashing mode.
Connect Phone to PC and let Drivers install (after that RSD Lite shows an "Connected" Message in App.
Click on "Start" in RSD-Lite
Flash begins and you see a lot of Message Lines for everey Flash Step.
At the End of the Process Phone reboots.
Now you cann deconnect and close RSD Lite, ignoring the Message that it is still in Progress.
BUT NOT BEFORE THE PHONE REBOOTS!!
Sometime there is an Error and the Flash fails at first try.
You have then to pull the Accu and to repeat flash Procedure.
Warning!!!
You can brick your Phone!!
In some cases the Phone loses IMEI and Connection to SIM and is broken!!
If you do this, you do it at your own risk!
To prevent this and/or to recover your IMEI and unlocked SIM follow this Guide:
[Important] Backup and Restore Defy Mini IMEI and NV Data
Additional Hint.......
If you can't find an ROM of your native carrier which is rootable, search for a ROM of an Carrier from your Continent which supports eventually your Language and Carrier.
E.g. i found Brazil ROM which is rootable but have no German Input and Language. So i testet some European ROM's and found one from Spain which is rootable and have native German Support and APN in it.
So now i don't need to test further because all works great and have German Phone UI.
The ROM i use at the Moment:
http://hotfile.com/dl/184330128/2d4ce8b/TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain.zip.html
(you have to register before you can download, ZIP Password is "mod2xtreme.com" but be aware, that the Site is sometimes down)
And feel free to donate to the Board for their excellent Service to offer us this ROM's. :good:
If you have an ROM with Fastboot, follow this Guide to Root (Original Post from leos0 here):
Important!!
Some prerequisits:
Download and extract the View attachment root_xt320.zip to the Root of your Harddisc. Best place is C: so it has to be in
Code:
C:\root_xt320
.
If you place it in any other place, adjust the Path variables from next advices to your needs.
Open Command prompt on PC.
Type in
Code:
cd C:\root_xt320
and hit Enter
Now you are in correct folder to do the next steps
Okey, so, rooting You have to download this : ( it contains fastboot adb recovery.img and update.zip [ I think it is the right one, becourse
i was applying a few of them at one time to save my time xd ] )
0. Copy update.zip to /sdcard/
1. You need to boot into fastboot (NOT RECOVERY, F A S T B O O T ). You can use:
a)
Code:
adb reboot-bootloader
or
b)turn off the phone, then hold POWER+VOL UP+VOL DOWN for 5-10 sec.
2. Now you need to use fastboot. use:
Code:
fastboot boot recovery.img
3.Now CWM TOUCH will boot. There is small problem, it doesn't look as it should, some options are somewhere else etc.
But it works! In normal CWM Recovery i was unable to choose any option, but there everything "works" And you should use
keys on your phone ( POWER to execute, vol. keys to move ), not screen to choose things ( it crashed once when i was using screen )
4. Install zip from sd..(second option)-->choose zip from sdc..)--> ...choose...--> Yes - Install --> Reboot --> back
For commands in [.code] marker you need to use cmd. I hope it will work for you guys You are doing everything on your own so if something dont work its not my fault.
If you want to repost it somewhere, please, just write who invented it You should also thanks coder011 becourse he extracted the recovery.img from defy mini which was very helpful
Enjoy
Click to expand...
Click to collapse
Download of Files for Root
So now i have one Wish.
Please can anyone who have found an ROM which is rootable/ed and have no SIM-Lock post the FW Version and SBF Name here so we get an complete List of useful ROM Versions.
I will try to update it several times.
View attachment root_xt320.zip
Rootable Firmware List
TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain (the one i use at the Moment)
TNBST_4_07.1D.08RPS_flex_LATAM_Claro_Latam
TNBST_4_0A.1D.22RPS_flex_WE_RTIT
TNBST_4_07.26.11RPD_flex_LATAM_RTL_Brazil
TNBST_4_0A.1F.10RPS_flex_WE_Retail_CEE
Some additional "special" Procedures to have mor Options
Option to flash only older Bootloader with Fastboot enabled without changing your current Firmware and have the Option to root after that.
Some "special" Method posted by Alin Razvan, member of droiddevelopers forum.
Let me explain how i got this working a good sbf flash with a lower bootloader version.
First step you are about to do, is downloading a compatible sbf version that you like !
2nd step flash it with RSD Lite 5.7
3rd step after flashing it go into recovery menu by pressing both volume keys + - and power up .
4th step -> Clean Cache -> Clean User Data , after cleaning select reboot
5th step Let it reboot normally , set it up , connection etc , google account and so on .
6th step Download TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain.sbf
Power off the phone , remove battery , pres camera button + volume down+power insert usb (if doesn't power up attach battery but only for a second than remove it) , now you should be in boot mode .
Open RSD Lite 5.7 select the TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain sbf file and (read bellow).
Here comes the tricky part !!!
Be carefull and fast otherwise you got to flash again your favorite sbf ,and follow the upper steps again !
Before pressing start button take your phone on your right hand , grab with your left hand the usb cable because you are about to pull it back quickly after you see
Flashing Modem (mdm) or something like i reallly don't remember how the text really was but what you need to do is let it flash some reboot files it takes up 3 seconds after pressing start button to flash those files so you got to be fast boot ) i know it sounds awkward but this **** really works !
After removing usb cable your phone will instantly shut down because it doesn't have the battery on , i did it without battery because i wanted the phone to shut down instant !
So the next step is to power up the phone by pressing both volume buttons + - and power up button , now you should see fastboot menu YaY!
After that, you can switch to the rooting Procedure as described above.
afadel wrote in Post #14:
afadel said:
Alin's method consists of loading an older bootloader version. In theory you don't even have to flash an SBF if the one you're using (original or already flashed) is working for you (meaning no simlock). You just go from step 6 onwards.
You put the phone in flash mode by holding camera+vol down and powering the phone. You should see a screen with the following:
MBM Flash-mode.
TinBoost
version: 06.0a --> (versions may vary)
Bootloader USB Init SECURE BOOT ENABLED
Now you have to use an SBF with an old version of bootloader. I don't know up to which version the bootloader has fastboot, but I used the SBF TNBST_4_07.1D.20RPS_flex_LATAM_VIVO. This one has fastboot.
So, you open RSD Lite and use this SBF. When you click start first it will update (in this case downgrade) the bootloader version. It will run some stuff and then you will see the same screen from above again (but now with different version - 01.0a if you use the SBF I mentioned) and it will start the flashing process. That's when you have to unplug the battery or USB cable to stop the flashing. All you wanted was to install the bootloader.
After that you just have to follow the procedures as if your phone had fastboot since the beginnig! That was a very smart move by Alin.
Click to expand...
Click to collapse
I have tested Alin's Method today.
My biggest Problem was, that my Phone is not able to Power on only with USB Cable connected. I also have to insert Accu (very loose) and to pull Cable and shake out the Accu the same time immediately as the Message of "Modem flashing" (or something like this) comes up on Screen.
I now have newest German ROM ( TNBST_4_0A.21.0CRPS_flex_WE_RTDACH ) with Bootloader (Fastboot enabled) from Spanish ( TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain ) ROM and rooted.
Great thing.
Big thanks to Alin and afadel for this!!
Moved to General
TNBST_4_0A.1D.22RPS_flex_WE_RTIT
This is the ROM my phone came with (Italian retail), it has fastboot and it's not sim locked.
http://www.droidevelopers.com/f412/14395-defy-mini-root-success-yes-works-2.html#post59544
Bro add this to first post, it's how i did it.
Sh0m1 said:
http://www.droidevelopers.com/f412/14395-defy-mini-root-success-yes-works-2.html#post59544
Bro add this to first post, it's how i did it.
Click to expand...
Click to collapse
Sorry Guy, have you read the above Guide?
This is exactely what i wrote.
But without all the Pull of Accu and USB and, and, and...
Because it is simply not necessary.
Flashing is much mor simple. Just two steps.
And why should anyone flash two times?
First with an SBF of his Wish. And then (by completely overwriting this Firmware in the Phone) with the one you posted?
And exactely this is also the one i used and wroted in my Guide.
But a lot of Asian and Latam Users cannot use this because it is not containig their Languages.
So this is why i asked anyone who have rooted his Phone to write here with which SBF he does it.
No bro, you do not flash 2 times.
First time you flash some sim unlocked firmware that works for you, than you flash the one with bootloader, but not the whole firmware, just modem stuff, and then you cancel the flashing by disconnecting the phone so you still have YOUR old firmware, but now it has new firmware's bootloader.
I hope i made it more clear now.
Sh0m1 said:
No bro, you do not flash 2 times.
First time you flash some sim unlocked firmware that works for you, than you flash the one with bootloader, but not the whole firmware, just modem stuff, and then you cancel the flashing by disconnecting the phone so you still have YOUR old firmware, but now it has new firmware's bootloader.
I hope i made it more clear now.
Click to expand...
Click to collapse
OK.
My fault.
I'm to tired to read conscious. Last 8 days in job was to busy.
Will give it a try.
But i am not sure if i will do it really, because i am very satisfied with my current state. I have installed the TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain.sbf by flashing it completely and have set up Link2SD and all works like a charm with constantly mor than 120mb free internal Memory also after installing a lot of Apps. :highfive:
But.
If you agree, i will include your advice in "my" (not really mine, have only made a summary) Guide.
Sure, just write that the original creator of that method is Alin Razvan, member of droiddevelopers forum.
Sh0m1 said:
Sure, just write that the original creator of that method is Alin Razvan, member of droiddevelopers forum.
Click to expand...
Click to collapse
Done :good:
Thank's
Great guide i must say, thank you for the effort and i hope this will attract some devs to start making roms for mini
Can't download the firmware with that link, i think the link is wrong...
Just to be sure, the firmware you gave the link is that Brazil no simlock you said?
Alin's method consists of loading an older bootloader version. In theory you don't even have to flash an SBF if the one you're using (original or already flashed) is working for you (meaning no simlock). You just go from step 6 onwards.
You put the phone in flash mode by holding camera+vol down and powering the phone. You should see a screen with the following:
MBM Flash-mode.
TinBoost
version: 06.0a --> (versions may vary)
Bootloader USB Init SECURE BOOT ENABLED
Now you have to use an SBF with an old version of bootloader. I don't know up to which version the bootloader has fastboot, but I used the SBF TNBST_4_07.1D.20RPS_flex_LATAM_VIVO. This one has fastboot.
So, you open RSD Lite and use this SBF. When you click start first it will update (in this case downgrade) the bootloader version. It will run some stuff and then you will see the same screen from above again (but now with different version - 01.0a if you use the SBF I mentioned) and it will start the flashing process. That's when you have to unplug the battery or USB cable to stop the flashing. All you wanted was to install the bootloader.
After that you just have to follow the procedures as if your phone had fastboot since the beginnig! That was a very smart move by Alin.
BlueSpyBR said:
Can't download the firmware with that link, i think the link is wrong...
Just to be sure, the firmware you gave the link is that Brazil no simlock you said?
Click to expand...
Click to collapse
Corrected the Link.
ROM is:
TNBST_4_0A.1F.0ERPS_flex_WE_Orange_Spain
afadel said:
Alin's method consists of loading an older bootloader version. In theory you don't even have to flash an SBF if the one you're using (original or already flashed) is working for you (meaning no simlock). You just go from step 6 onwards.
You put the phone in flash mode by holding camera+vol down and powering the phone. You should see a screen with the following:
MBM Flash-mode.
TinBoost
version: 06.0a --> (versions may vary)
Bootloader USB Init SECURE BOOT ENABLED
Now you have to use an SBF with an old version of bootloader. I don't know up to which version the bootloader has fastboot, but I used the SBF TNBST_4_07.1D.20RPS_flex_LATAM_VIVO. This one has fastboot.
So, you open RSD Lite and use this SBF. When you click start first it will update (in this case downgrade) the bootloader version. It will run some stuff and then you will see the same screen from above again (but now with different version - 01.0a if you use the SBF I mentioned) and it will start the flashing process. That's when you have to unplug the battery or USB cable to stop the flashing. All you wanted was to install the bootloader.
After that you just have to follow the procedures as if your phone had fastboot since the beginnig! That was a very smart move by Alin.
Click to expand...
Click to collapse
Thank's for this variant.
Included in guide at Starting Page.
Why you didn't include my name? I'm the one who extracted recovery.img that was very helpfull.
coder011 said:
Why you didn't include my name? I'm the one who extracted recovery.img that was very helpfull.
Click to expand...
Click to collapse
Sorry.
My fault.
Didn't recognized it.
Please forgive me.
Don't want to do any harm. And never done liek it was my work.
Which Text do you want to put (where) in the Gude to show which work you have done?
pbruck said:
Sorry.
My fault.
Didn't recognized it.
Please forgive me.
Don't want to do any harm. And never done liek it was my work.
Which Text do you want to put (where) in the Gude to show which work you have done?
Click to expand...
Click to collapse
At this part
Credits for Rooting Guide and files goe's to leos0 and i thank him very much for giving us (me) the freedom to root this Phone
Click to expand...
Click to collapse
@pbruck and @coder011
Thank you to work on this and make it possible.
I have a Defy mini dual chip XT321 and tried to root by flashing Claro Latam firmware on it but I didn't have success. Can you help me on this?
When I flashed Claro firmware phone worked normally and it has got fastboot =D
I've made all steps you described but after power up phone was no rooted.
I'll really apreciate if you help me!
Congrats for the initiative!

[Q] Help! Accidentally formatted system

Help! I accidentally format/system and format/data on recovery mode. I was trying to cleanout my sdcard to start fresh but i guess i erased "everything." Now i only get the LG logo or Fastboot when i power on my LG E975.
Please help!
Did you make a nandroid backup?
Sent from my HTC One XL using XDA Premium HD app
st3wy said:
Did you make a nandroid backup?
Sent from my HTC One XL using XDA Premium HD app
Click to expand...
Click to collapse
yes i have nandroid backups on my laptop... i also have the kdz updater.. thing is i only get the LG logo or fastboot.
If you have custom recovery send rom.zip using adb.
Rom should be smaller for faster update.
Adb push rom.zip /sdcard/
And wait till finish.
Or goto download mode and use kdz updater and flash any 1gb or less kdz
Sent from my LG-E975 using Tapatalk
atifsh said:
If you have custom recovery send rom.zip using adb.
Rom should be smaller for faster update.
Adb push rom.zip /sdcard/
And wait till finish.
Or goto download mode and use kdz updater and flash any 1gb or less kdz
Sent from my LG-E975 using Tapatalk
Click to expand...
Click to collapse
Hi atifish. Initially, all i got was the LG logo, but i managed to get into download mode. I tried using the kdz update but i always got a phone not found error. I uninstalled-restarted-reinstalled the LG drivers on my windows 8 laptop but still got the same error. I checked Device Manager and i dont get any LG modem (so i cant disable). All i'd get is this:
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
Tried a windows 7 laptop and was able to disable the LG modem, but the kdz update never finished flashing. I know to ignore the error messages but i had been more than an hour.
**** Just ow i noticed that this link: http://forum.xda-developers.com/showthread.php?t=2010624 indicates that i should select CS Emergency. However on another guide (the one i followed) it said to use Emergency. Was that the reason why i couldn't get a successful kdz update on Windows 7?
Now my LG only goes into Download mode and can't get anything else.
Please help! Im not familiar with the steps to do adb..
using windows 7 laptop with internet working
1: put phone in download mode
2: plug in the phone
3: windows should start installing drivers now, wait for it to finish
4: open kdz updater, put it in emergency/ cs_emergency (iv tested they all work just fine)
5: flash the kdz file which is 1GB or less
if phone boots good but still wipe anyway.
if phone doesn't boot, gets into boot loop, do a wipe using recovery (learn how get into recovery if you dont know, remember if stock recovery you will loose all your files).
NOTE:
if you are on custom recovery and want to retain files/pictures goto recovery first and format system partition and than do all the steps above, no need to wipe this time.
ofcourse you already formatted, this is for future reference, don't get confused.
atifsh said:
using windows 7 laptop with internet working
1: put phone in download mode
2: plug in the phone
3: windows should start installing drivers now, wait for it to finish
4: open kdz updater, put it in emergency/ cs_emergency (iv tested they all work just fine)
5: flash the kdz file which is 1GB or less
if phone boots good but still wipe anyway.
if phone doesn't boot, gets into boot loop, do a wipe using recovery (learn how get into recovery if you dont know, remember if stock recovery you will loose all your files).
NOTE:
if you are on custom recovery and want to retain files/pictures goto recovery first and format system partition and than do all the steps above, no need to wipe this time.
ofcourse you already formatted, this is for future reference, don't get confused.
Click to expand...
Click to collapse
How long does the flash process take? i not sure if im using the proper kdz updater... i have two versions, one with the LGP920.dll and the other with LGP880.dll... neither work for me. Process just stops during updating... and i wait 30-45 minutes.
and do i still use the windows enabler and disable the LG modem?
No dll required, what are you using?
I don't enable windows enabler on win7 but you can. No need to disable anything.
Usually takes 7 8 minutes before phone boots.
Sent from my LG-E975 using Tapatalk
atifsh said:
No dll required, what are you using?
I don't enable windows enabler on win7 but you can. No need to disable anything.
Usually takes 7 8 minutes before phone boots.
Sent from my LG-E975 using Tapatalk
Click to expand...
Click to collapse
I waited much much longer than that. Here's the contents of my kdz updater folder:
This is very frustrating.
lkgonzales said:
I waited much much longer than that. Here's the contents of my kdz updater folder:
This is very frustrating.
Click to expand...
Click to collapse
ok use the one with p920.dll
first install the msxml.msi and restart computer.
run as admin kdz_fw_upd.exe
type = 3gqct
phone mode = emergency / cs_emer
load kdz file
launch soft update
cant help you more, busy now office , will see your posts after atleast 6 hours
atifsh said:
ok use the one with p920.dll
first install the msxml.msi and restart computer.
run as admin kdz_fw_upd.exe
type = 3gqct
phone mode = emergency / cs_emer
load kdz file
launch soft update
cant help you more, busy now office , will see your posts after atleast 6 hours
Click to expand...
Click to collapse
Thanks.. If i use LGP920.dll it doesnt work, but if i use the LGP880.dll, it gets further. I missed out on the msxml.msi installation.
lkgonzales said:
Thanks.. If i use LGP920.dll it doesnt work, but if i use the LGP880.dll, it gets further. I missed out on the msxml.msi installation.
Click to expand...
Click to collapse
I got it to work! All that was needed was the msxml installation! Thanks so much!
lkgonzales said:
I got it to work! All that was needed was the msxml installation! Thanks so much!
Click to expand...
Click to collapse
Nice Job. :good:
lkgonzales said:
I got it to work! All that was needed was the msxml installation! Thanks so much!
Click to expand...
Click to collapse
Glad to help
Sometimes small things gives major head aches-
Sent from my GT-P3100 using Tapatalk HD
atifsh said:
Glad to help
Sometimes small things gives major head aches-
Sent from my GT-P3100 using Tapatalk HD
Click to expand...
Click to collapse
Hi,
I think you can help me. If yes, read my problem on the thread below and reply me:
http://forum.xda-developers.com/showthread.php?t=2492105
mansoor3131 said:
Hi,
I think you can help me. If yes, read my problem on the thread below and reply me:
http://forum.xda-developers.com/showthread.php?t=2492105
Click to expand...
Click to collapse
You have few options' but patience necessary,
Option 1
1 download cm10.1.3 for e975
2 download and install notepad++
3 open the rom zip file and double click updater script, it will prompt to open with dialog, choose notepad++ (i use winrar)
4 delete everything above the line that start with mount ....
5 closer winrar it will prompt to save press yes than again yes
6 send this file via adb and flash
Option 2
Get kdzupdater, install msxml.msi restart
Run kdz update as admin and flash e975 10d kdz
Or f180l kdz
http://main.develoid.com:82/lg/Optimus G/F180L10M_00.kdz
Option 3
Requires fast internet
Get lg software update from korean site and flash f180
Sent from my GT-P3100 using Tapatalk HD
You need .net framewrok + msxml for kdz
Sent from my LG-F180K using Tapatalk

[FIX]LG Flash Tool Stuck At 2%

THIS IS FOR THE D802 ONLY
This is a solution to the LG Flash Tool GUI getting stuck at 2% and giving an error while trying to flash a .KDZ that IS COMPATIBLE with your phone.
I haven't found this solution anywhere on the forums so thought I would share it.
Basically it re-installs your mmcblk partitions.
NOTE: First off, it's worth checking your LG Flash Tool error log to make sure your error is the following
(C:\LGMobileUpgrade\log0.txt)
Code:
04:30:34 : ********* CDMA Model.dll input Parameter End*************
04:30:37 : wParam : 20, lParam = 540
04:30:37 : MODEL DLL Event : (20, 540)
04:30:38 : Model File Count = 540
04:30:38 : wParam : 100, lParam = 51
[B]04:30:38 : MODEL DLL Event : (100, 51)[/B]
[B]04:30:38 : Step : TYPE_WPARAM_UPGRADE_ERROR[/B]
04:30:38 : CleanModelDll() : Free Model.dll
04:30:38 : _DetachDLL Call
04:30:43 : _DetachDLL Call End
04:30:45 : Page_Error ºÎºÐÀÔ´Ï´Ù
04:30:45 : ¿©±â´Â Retry ºÎºÐÀÔ´Ï´Ù
The above BOLD text is the common error when the LG Flash Tool is getting stuck at 2%.
Once you've confirmed you are getting the same error AND you are indeed getting stuck at 2%, please continue.
1. Download FixedDownloadCMode_droidth.zip.
2. If you do not already have the ADB driver installed, download and install it.
3. Make sure you have a custom recovery installed. Recommended LATEST version of TWRP for the D802 from HERE.
4. Boot into Recovery
5. Plug LG-D802 into Computer and wait for ADB connectivity.
6. Extract FixedDownloadCMode_droidth.zip and run FixedDownloadCMode.bat.
7. Wait for batch process to finish (It will push all bin and img files, then dd all the files).
8. Boot into Download Mode and your .KDZ should flash without LG Flash Tool getting stuck at 2%.
It' work for you. I so happy if it can help you.
somboons said:
It' work for you. I so happy if it can help you.
Click to expand...
Click to collapse
It did indeed help me .
Thanks for posting this, I was getting really frustrated at this error back when I needed to factory reset my phone for warranty. Ended up using the LG Mobile support Tool's Upgrade Recovery function instead.
Will give this a try next time I need to factory reset my phone :good:
have a look my solution :
http://forum.xda-developers.com/lg-...14-2-error-t3021533/post58650373#post58650373
condudad said:
Thanks for posting this, I was getting really frustrated at this error back when I needed to factory reset my phone for warranty. Ended up using the LG Mobile support Tool's Upgrade Recovery function instead.
Will give this a try next time I need to factory reset my phone :good:
Click to expand...
Click to collapse
Tell me about it, knowing your KDZ SHOULD be flashing and having it crash on you at 2% is the worst thing in the world .
hsahin4 said:
have a look my solution :
http://forum.xda-developers.com/lg-...14-2-error-t3021533/post58650373#post58650373
Click to expand...
Click to collapse
Yeah it's known that changing your ROM can sometimes change the integrity of your partitions. Thanks for sharing your solution.
d00lz said:
Tell me about it, knowing your KDZ SHOULD be flashing and having it crash on you at 2% is the worst thing in the world .
Yeah it's known that changing your ROM can sometimes change the integrity of your partitions. Thanks for sharing your solution.
Click to expand...
Click to collapse
By the way, I decided to use CloudyG2 rom instead of stock one due to latency during incoming calls.
I tried cloudystock but also it has same bug as it is based on stock.
I am really happy with CloudyG2; smooth, stable, bug free and amazing battery life. Almost 35 hrs with 4hrs screen time.
When I had that problem I just downloaded v10 tot files and flashed them it's much easier and it's works perfectly.Arfter flash flashed v20 via kdz and no stuck works like a charm maybe this info will help
For me dont work ... its hard brick my device.
for me what work ( i can enter into recovery)
Wipe system, data , dalvik, cache.
flash that rom. ( LG flash tool dont detect my device like Optimus lg g3 1.4.1 rom and download mode work without problem) http://forum.xda-developers.com/lg-g2/development-d802/d80220h-original-prerooted-stock-t3019155 FW with bootstack
After flash over http://forum.xda-developers.com/showthread.php?t=2432476 LG flash tool D80210A_00.kdz , becaus Kitkat firmware dont add u stock recovery ( way go into recovery. In Lg flash tool set:
Select Type : CDMA
Phone mode : cs_emergency
select: D80210A_00.kdz
CSE flash
and Start
Dont look at that error message simply press ok and w8 till ur phone boot up. U will have pure stock lg g2 with all drivers like when u buy phone.
The biggest problem of LG flash tool its detecting custom firmware like another FW and its disable download mode flash. Idk why. I try full wipe phone and its doesnt work, only flashinh stock over recovery.
Enjoy i hope my little guide work.
Vybramo said:
For me dont work ... its hard brick my device.
for me what work ( i can enter into recovery)
Wipe system, data , dalvik, cache.
flash that rom. ( LG flash tool dont detect my device like Optimus lg g3 1.4.1 rom and download mode work without problem) http://forum.xda-developers.com/lg-g2/development-d802/d80220h-original-prerooted-stock-t3019155 FW with bootstack
After flash over http://forum.xda-developers.com/showthread.php?t=2432476 LG flash tool D80210A_00.kdz , becaus Kitkat firmware dont add u stock recovery ( way go into recovery. In Lg flash tool set:
Select Type : CDMA
Phone mode : cs_emergency
select: D80210A_00.kdz
CSE flash
and Start
Dont look at that error message simply press ok and w8 till ur phone boot up. U will have pure stock lg g2 with all drivers like when u buy phone.
The biggest problem of LG flash tool its detecting custom firmware like another FW and its disable download mode flash. Idk why. I try full wipe phone and its doesnt work, only flashinh stock over recovery.
Enjoy i hope my little guide work.
Click to expand...
Click to collapse
This solution is for people experiencing the same error log mentioned in the original post.
However, thank you for sharing your solution for your specific case.
The miracle think its i have this error, thats why i post there my solution which work for me.
d00lz said:
1. Download FixedDownloadCMode_droidth.zip.
2. If you do not already have the ADB driver installed, download and install it.
3. Make sure you have a custom recovery installed. Recommended LATEST version of TWRP for the D802 from HERE.
4. Boot into Recovery
5. Plug LG-D802 into Computer and wait for ADB connectivity.
6. Extract FixedDownloadCMode_droidth.zip and run FixedDownloadCMode.bat.
7. Wait for batch process to finish (It will push all bin and img files, then dd all the files).
8. Boot into Download Mode and your .KDZ should flash without LG Flash Tool getting stuck at 2%.
Click to expand...
Click to collapse
Hello,
Now I returned back to stock Turkey ROM (4.4.2 V20C) and trying to install V20H Open Europe but some problem here.
And I decided to try the way that you explained above.
1. I had installled LG Universal Drivers. Does it includes ADB drivers also?
6. Run *.bat file but nothing happens. Do I need to enable something within TWRP environment?
Can you please guide me?
hello how eaxctly to use with adb to start the bat file?
hsahin4 said:
Hello,
Now I returned back to stock Turkey ROM (4.4.2 V20C) and trying to install V20H Open Europe but some problem here.
And I decided to try the way that you explained above.
1. I had installled LG Universal Drivers. Does it includes ADB drivers also?
6. Run *.bat file but nothing happens. Do I need to enable something within TWRP environment?
Can you please guide me?
Click to expand...
Click to collapse
1. Download and install ADB & Fastboot Drivers.
2. Restart your PC.
3. Enable USB Debugging in Developer Options.
4. Reboot your phone.
5. Boot your phone into TWRP and plug your phone into your PC.
6. Open cmd.exe by going Start -> Run -> "cmd.exe" -> OK.
7. Type adb devices, you should get an output like this,
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
8. If you see your device listed adb is working and you can continue.
9. Now exit cmd.exe and extract the FixedDownloadCMode_droidth.zip file.
10. Go into your newly created /FixedDownloadCMode_droidth/ folder and double-click FixedDownloadCMode.bat.
hyundai2010 said:
hello how eaxctly to use with adb to start the bat file?
Click to expand...
Click to collapse
You don't use adb to start the bat file, the bat file is run by double clicking on it with your cursor.
The bat file will take control of adb for you. Make sure your phone is connected via adb first (refer to the steps above).
thanks working awesome
Great! You're the man.. I've tried 5 hours without success till i found your fix *thumbsup*
Hows do I check for the errors on my flashtool?
ClarkOwen said:
Hows do I check for the errors on my flashtool?
Click to expand...
Click to collapse
Do you know how to navigate through your file system?
Your log file is located at C:\LGMobileUpgrade\ like I said in OP.
do I have to install trwp to be able to rom install? is this method not working for original recovery?
benveq said:
do I have to install trwp to be able to rom install?
Click to expand...
Click to collapse
Yes.
benveq said:
is this method not working for original recovery?
Click to expand...
Click to collapse
Original Recovery does not let you use ADB and has little to no features.

LG G4 F500 unbrick,No Display After Flashing,change ROM Guide..

Hello,
I recently post a thread regarding my lg g4 f500l has no display after flashing Europe rom and find no reply. But i manage to grab some info and help from different forms and combine them to revive my lg g4 which has no display, no download mode just blank screen i tried putting it in freezer and disabling big cores but no avail and unable to flash back to f500l through LGUP and lgflash tool 2014 because invalid kdz file.
NOTE:- MY LG G4 WAS WRITTEN AS H815 ON THE BACK STICKER THAT'S WHY IT HAPPEN TO ME
Flash Guide https://forum.xda-developers.com/g4/general/guide-lg-g4-stock-firmware-to-stock-kdz-t3107848
So here what i did i found a thread flashing different kdzs by changing their name in hex editor so what i did i open F500l F500L20C_00.kdz with HxD hex editor which is free and press ctrl+r to search and replace F500L with H818N all the entries and save the file at desktop. And people who has no download mode remove your phone battery and attach a usb cable with pc your phone will show no battery icon so press vol up button and insert the battery at the same time lg logo will flash and you will go into download mode. it may take few tries though. now open LGUP and flash your modified kdz it will flash without any error... So your phone will boot up and will have display so you can setup your phone.
Ok as now you have working phone but still want to remove this Korean crap like me without having black screen i have simple method as you can flash any kdz even a dual sim one in single sim like me because for Indian network bands. Just download any kdz you want to flash from here http://storagecow.eu/index.php?dir=Xda/LG+G4/ for marshmallow i am not sure but it will also flash. After download open the kdz in WindowsLGFirmwareExtract-1.2.6. link in description now open up firmwareextract and select kdz and just extract only .dz file after completion select dz file option and select the extracted dz file click on file name so all file will be selected now click extract DZ you will have so Manny bin files. After extraction select Merge System.bin option so it will merge all bin files in one System.img file in merge_output folder of firmware extractor. So now you have the system file copy it in you lg g4 internal memory.
Now extract LG_Root.zip and and in extracted folder hold shift and right click and select open command window here. now open ports.bat file and see the port no of lg g4 the diaz1 one or you can see in LGUP tool either way note it down and close the ports windows now restart your phone in download mode by holding power up while connecting it to pc. Now in the command windows in pc type
Send_Command.exe \\.\COM12
COM12 is the port no you will get in ports.bat file make your you chose yours not this one.
now type id and press enter you will get some values if not disconnect and reconnect after that type
dd if=/data/media/0/system.img bs=8192 seek=65536 count=548352 of=/dev/block/mmcblk0
wait for some time till it come back on # and type LEAVE in caps your phone will reboot and you have new rom you will may get some error after booting just click ok or for avoiding them just hard reset your phone before booting just after type leave remove your battery and pu it back and press vol down + Power button when lg logo flash quickly release both and press vol up+vol down together you will be in reset menu just factory reset this process is for F500l only other model have different method or you can hard reset in setting after booting it you choice. So now you have a working g4 in any version kdz and you can also flashed rooted rom images found on XDA. So i hope you will find it useful. And our f500 bootloader is locked so cant flash twrp if anyone know different please tell me and how to flash custom rom on F500l it would be very nice of you.
Pre rooted bloatware free image https://forum.xda-developers.com/g4/development/rom-rootedpure-image-g4-korean-f500-t3321855
And this is my 1st post of any solution and sorry for bad English
vjj
gggggggggggggggggggggggggggggggggggggggggggggggggggggggg
thnx aloooot both of u u alive my phone again.... May GOD bless u always...
Does that work for it? https://forum.xda-developers.com/g4/help/lg-g4-screen-brick-t3563623
99sago99 said:
Does that work for it? https://forum.xda-developers.com/g4/help/lg-g4-screen-brick-t3563623
Click to expand...
Click to collapse
yes man it will work the same happens with me.
geminithebest2222 said:
thnx aloooot both of u u alive my phone again.... May GOD bless u always...
Click to expand...
Click to collapse
Thanks dear glad i could help.. I also suffer 2 week from this problem.
luckysingh111 said:
yes man it will work the same happens with me.
Click to expand...
Click to collapse
But I want to turn my phone into h815. I need your help.
99sago99 said:
But I want to turn my phone into h815. I need your help.
Click to expand...
Click to collapse
Yes i also convert mine into 815 just read the solution above i describe everything step by step. You just need to use the image push method and you can convert to any rom just read the full solution.
bro i need your help, i cant flash the modified kdz file through lg up it says invalid kdz
update:
i manage to extract dz file kdz file downloaded by lg bridge, i did rename some on hex editor then i flash it on lg up now my phone is now working, my worries are the korean apps and others how can i suppose to do that im afraid of converting it again
I've a same you!, cause buy G4 from China Refurbished Phone?
Back cover was H811 T-Mobile with android 5.1 (81110n software). and i want upgrade to MM, i'll flash h81120i.kdz and BOOM! Bricked no recovery no D/L Mode
After that I disassembly my phone is was F500L on motherboard
Question:
1. how u do entering download mode after bricked?
2. Your phone is "WAS WRITTEN AS H815" why you replace "F500L" with "H818N" on Hex Editor?
3. Now I replace F500L with H811 on hex editior and error KDZ is invalid. what is the problem?
ehl.ey14 said:
bro i need your help, i cant flash the modified kdz file through lg up it says invalid kdz
update:
i manage to extract dz file kdz file downloaded by lg bridge, i did rename some on hex editor then i flash it on lg up now my phone is now working, my worries are the korean apps and others how can i suppose to do that im afraid of converting it again
Click to expand...
Click to collapse
How to use hex editor?
Thanks Lucky, I lost all hopes in saving my phone
But your guide saved my LG g4.
Thank You + Additional Info
Hello All,
If you are here then you have flashed some incorrect version of KDZ file on device after that you aren't getting any display or other issues. Here is what i did.
1. Put your cell in recovery mode as mentioned in the above post (Remove batter -> Plugin the cable -> Hold "UP Vol Key" and Insert the battery -> hold the key until you are in recovery mode)
2. Extract the KDZ ( The correct KDZ for your device) and there will be DZ file there
3. Use this file with LGUP (LG update tool) in the bin file click on the dots to select the DZ file you extracted above and flash it
Hope it heldped
Stack at 38% when flashing
Hi everyone, I have bought a lg g4 from online. It was android 5.1 and i wanted to upgrade to android 6.0
My device back was written h815, so that i have flashed a h815 firmware. But my device also come to black screen after flash. Than i find this post from google. By following this post i can successfully flashes my device with F500L30b_00_0626.kdz firmware. But there was a lot of problem with that rom. So i wanted to flash a marshmallow rom.
When i was flashing a marshmallow rom it stacked at 37% and showed Error: Error code = 0x2000, Invalid command response. After that again i tried F500L30b_00_0626.kdz firmware, But it also stack at 38%, than i tried many f500l and also h815 firmware. But all of them stacked at 41 or 38%.
Anyone please help me what should i do. Now i am helpless
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
First the download mode was working as you said,than i flashed the wrong kdz and didnt boot at all,not just display,nothing.And even if i remove battery than try to go to download mode as you said it doesnt work but it worked before,i may the only one who is facing that problem but if anyone knows what could be causing this,please tell me,I am in the dark here
gr523 said:
First the download mode was working as you said,than i flashed the wrong kdz and didnt boot at all,not just display,nothing.And even if i remove battery than try to go to download mode as you said it doesnt work but it worked before,i may the only one who is facing that problem but if anyone knows what could be causing this,please tell me,I am in the dark here
Click to expand...
Click to collapse
Try to flash with lg bridge, mine have solved with lg bridge
Masud675 said:
Try to flash with lg bridge, mine have solved with lg bridge
Click to expand...
Click to collapse
LG Bridge works with phone totally powered off?
Yes, if your phone recognized by pc with data cable
Masud675 said:
Yes, if your phone recognized by pc with data cable
Click to expand...
Click to collapse
I tried LG Bridge right after you suggested that but no luck,are you sure that LG Bridge recognizes you LG G4 when powered off?Could you please check it,or is there any way to flash the g4 without download mode ,like the mediatek devices that allow us to flash with sp flash tool with phone powered off,if there is something that can flash g4 without download mode than this is my only chance.
SAME WITH ME
it was written H815 on box and I flashed H815 Nougat on my device.
Turns out it was F500L
I'm also stuck at download mode.

How To Guide Flashing ColorOs 12 on Oppo reno6 5G CPH2251

Hey Guys,
Many users downgraded their ColorOs12 to ColorOs11.3 on oppo reno6 5G device due to many bugs on it, they want to install ColorOs12 but they are not getting OTA update, they are wandering how can they install ColorOs 12 back on their phone, So, here I have come up with a method to directly flash ColorOS12.
Note: Data will(or might) be erased in this method so please take backup of you data on phone.
This has been tested on Indian version, I am not sure if it will work for other countries.
I strongly recommend to take full firmware backup using method below before proceeding
Backup full firmware(ROM) of any MediaTek device using MTK client| Oppo reno6 5G | MT6877
Hello Guys, Many times we encounter a situation where we need to do some software update, flash custom ROM, install stock ROM etc, so it is advisable to take full firmware/ROM backup of your device. If required then you can flash this backup to...
forum.xda-developers.com
Step1: Pre-requisite -Installing required drivers and setup
From link below download drivers and setup.
Install mediatek driver.
Install python (during installation of python please select "install for all user" from customization and tick add path to system variable)
install usbdk.
download extarct Mtk client tool.
go to folder where you extract mtk client
View attachment 5541629
open cmd here and run below command
cd mtkclient
pip3 install -r requirements.txt
In default setting it takes 2 hour to flash but after change it takes 13 min. If you want to increase flashing speed then open mtk_daxflash.py file from library folder, search "dsize = min(length, 0x200)" and replace it with "dsize = min(length, 0x2004)" , save and close the file.
You need to close command prompt in order to take effect of change.
Reference(https://github.com/bkerler/mtkclient/issues/271)
New Qcom Mtk Driver V3.0.5.1.rar | by TUSER HP for Generic Device/Other
Download GApps, Roms, Kernels, Themes, Firmware, and more. Free file hosting for all Android developers.
androidfilehost.com
Download Python
The official home of the Python Programming Language
www.python.org
GitHub - bkerler/mtkclient: MTK reverse engineering and flash tool
MTK reverse engineering and flash tool. Contribute to bkerler/mtkclient development by creating an account on GitHub.
github.com
Releases · daynix/UsbDk
Usb Drivers Development Kit for Windows. Contribute to daynix/UsbDk development by creating an account on GitHub.
github.com
Step2: Download and extract the ColorOs 12 firmware
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
CPH2251_11_C.27_ColorOS12_Android12_Latest.rar
drive.google.com
Step3: Flash the firmware
on cmd type below command to flash the firmware
python mtk wl "ROM location full path"
it will wait for devices.. Power off the phone, wait 10 sec then press vol up + vol down together and then plug the usb cable.
Once device detected , it will display devices information and start flashing
View attachment 5541639
View attachment 5541641
View attachment 5541645
While flashing it will dump the preloader, this file is very important so, please keep this file safely. this file may require in future.
View attachment 5541661
Step4: Boot the phone
Once flashing completed, press vol up + power button together for 30 sec. Wait for device to boot.
Step5: Flashing the preloader.bin (only if required)
In case, even after flashing completed successfully but some time device does not boot, only black screen, no charging sign either then don't panic, device has entered into emergency download mode, if you face the same then it's time to flash preloader.bin file. Follow below steps
1) download SP flash tool specific version v5.2148. (https://androidmtk.com/smart-phone-flash-tool)
2) download attached preloader.bin, scatter file and auth file from link below and place all these files at same folder.
MT6877_flashing_preloader.zip
drive.google.com
3) open sp flash tool, select download agent files from mtk folder as shown on image and load scater file and auth files respectively.
View attachment 5581171
4) In cmd run command "python mtk payload". Now press and hold vol+ vol- or all the buttons together, it should show payload sent successfully.
5) Now in sp flash tool click on Download button, it should flash the preloader successfully.
6) once preloader is flash successfully you can turn on the phone by pressing vol+ and power button together for 20 sec. If attached preloader does't flash then you can try flashing your device backup preloader.bin created/shown on step3.
so by this way we directly flashed ColorOS 12 on oppo reno6 5G.
Tips: If due to some reason flashing did not completed successfully then please press vol up and power button together for 30-40 sec to boot the phone (exit the brom mode).
Disclaimer: I have tested this method on my phone, it's 100% working but I will not responsible if damage any damage happens to your device while doing this. So do it at your own risk.
thanx nand for helping me in upgrading to coloros 12 again,this process worked successfully.
Thanks for the info.
My question is: can I use this method to remove phone branding using stock firmware image you pointed in your post?
macslui said:
Thanks for the info.
My question is: can I use this method to remove phone branding using stock firmware image you pointed in your post?
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Hi, i didn't understand your question. Can you explain more.
Nand kumar said:
Hi, i didn't understand your question. Can you explain more.
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Sorry. Try to better explain: I have a Vodafone branded reno 6 that accept any sim card. I only want to remove Vodafone branding (boot logo and custom app that are present only in branded phone).
Yes, you can try. I recommend you to take full firmware backup before doing this as explained in guide.
bonjour a tous quand j'écrit pip3 install -r requirements.txt j'ai une erreur :
ERROR: could not open requirements file :[Errno2] no such file or directory: requirements.txt
merci de m'aider
Please run this command from mtk folder
Nand kumar said:
Yes, you can try. I recommend you to take full firmware backup before doing this as explained in guide.
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Hi Nand, I've done everything as you pointedout in this document and backup document.
Unfortunately I was able to flash the phone with success but now it do not turn it on anymore.
I've tried to every button combination but it remain off.
I also cannot enter brom mode anymore.
Have you some suggestion?
Thanks!
macslui said:
Hi Nand, I've done everything as you pointedout in this document and backup document.
Unfortunately I was able to flash the phone with success but now it do not turn it on anymore.
I've tried to every button combination but it remain off.
I also cannot enter brom mode anymore.
Have you some suggestion?
Thanks!
Click to expand...
Click to collapse
I was able to reenter brom mode. Now I'm reflashing again.
Hi all, everything ok now. I've flashed COS12 and now my phone is non more brand (vodafone) related.
Nand kumar said:
Please run this command from mtk folder
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ok merci je ne savais pas comment ouvrir cmd a partir d'un fichier fonctionne très bien merci
macslui said:
Hi all, everything ok now. I've flashed COS12 and now my phone is non more brand (vodafone) related.
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macslui said:
Glade to hear that you removed brand using thus method.
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Unfortunatly COS12 in my opinion Is very laggy. I'm trying tio rollback to COS11 but, after flashing using your guide, the phone do not boot anymore. So I have to go back to 12. It's only my experience on COS12?
Hi, for many peoples, Color os12 was not laggy but have some bugs like battery draining etc.
For your device is not booting on color 11 then you have to flash preloader using Sp flash tool version v5.2148
Thanks Nand, allways ready to answer, thanks! Can please explain how to flash preloader with SP flash tool please? I have preloader from backup. Thanks again for your support.
Removed ...
macslui said:
Thanks Nand, allways ready to answer, thanks! Can please explain how to flash preloader with SP flash tool please? I have preloader from backup. Thanks again for your support.
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Removed my contact details as I was getting to many message/calls on phone.
macslui said:
Hi Nand, I've done everything as you pointedout in this document and backup document.
Unfortunately I was able to flash the phone with success but now it do not turn it on anymore.
I've tried to every button combination but it remain off.
I also cannot enter brom mode anymore.
Have you some suggestion?
Thanks!
Click to expand...
Click to collapse
Same happen with me.. My phone is not bootibg up , no logo, no charging logo, not even single sign for alive please help me out help help
Cosmicsh said:
Same happen with me.. My phone is not bootibg up , no logo, no charging logo, not even single sign for alive please help me out help help
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Removed my contact details as I was getting to many message/calls on phone.

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