LG G4 flashing CM13 Fail - G4 Q&A, Help & Troubleshooting

Hello everyone. So, yesterday I flashed the new CM13 on my h815 international. I have TWRP Installed but CM13 has overwritten my backup, so I don't have a backup to go to.
Current state; What should I do? The only thing i need is to get into ADB/TWRP because when I start my phone, it crashes instantly. And USB Debugging isn't on, I cant enable it because i only see "System -UI" has crashed. ADB won't find my phone, not on usb 3.0 or 2.0. I tried to get into TWRP with Hardware buttons, that also didn't work.
My phone is rooted and has a unlocked bootloader. What should I do? I can see my phone on my Windows PC when plugged in. Please help
Greetings from Switzerland
-Luca
EDIT: I WAS ABLE TO RESTORE EVERYTHING WITH A KDZ. THANKS GUYS

Flash kdz via lg flash tool
Sent from my LG-H815 using Tapatalk

No ADB
HIshan Pavidu said:
Flash kdz via lg flash tool
Sent from my LG-H815 using Tapatalk
Click to expand...
Click to collapse
He Wont be able to, his phone isn't picked up by ADB which is what lg flash tool uses to flash the kdz

TheBishop51 said:
He Wont be able to, his phone isn't picked up by ADB which is what lg flash tool uses to flash the kdz
Click to expand...
Click to collapse
I tried the Tool and KDZ. It means "no connection to server"

Which version?
OughRay said:
I tried the Tool and KDZ. It means "no connection to server"
Click to expand...
Click to collapse
Which version of the KDZ are you trying to flash? And chances are that your device isn't being picked up because of the lack of USB debugging.

TheBishop51 said:
Which version of the KDZ are you trying to flash? And chances are that your device isn't being picked up because of the lack of USB debugging.
Click to expand...
Click to collapse
I am trying to install this one OPEN 20H81510D My problem is, the only thing I need to do is getting into my recovery, then everything would be ok. But I can't go into it with "adb reboot recovery" because the device is not listed, it's not listed because of USB Debugging.

I am
OughRay said:
I am trying to install this one OPEN 20H81510D My problem is, the only thing I need to do is getting into my recovery, then everything would be ok. But I can't go into it with "adb reboot recovery" because the device is not listed, it's not listed because of USB Debugging.
Click to expand...
Click to collapse
Is that a lollipop version of the KDZ? I get that but the flashtool uses adb tools to flash.

TheBishop51 said:
Is that a lollipop version of the KDZ? I get that but the flashtool uses adb tools to flash.
Click to expand...
Click to collapse
It's Marshmallow. But I'm downloading Lollipop right now to test if it works.

OughRay said:
It's Marshmallow. But I'm downloading Lollipop right now to test if it works.
Click to expand...
Click to collapse
You need lgup for marshmallow? http://forum.xda-developers.com/g4/help/lgup-install-kdz-mm-lp-t3249803

OughRay said:
Hello everyone. So, yesterday I flashed the new CM13 on my h815 international. I have TWRP Installed but CM13 has overwritten my backup, so I don't have a backup to go to.
Current state; What should I do? The only thing i need is to get into ADB/TWRP because when I start my phone, it crashes instantly. And USB Debugging isn't on, I cant enable it because i only see "System -UI" has crashed. ADB won't find my phone, not on usb 3.0 or 2.0. I tried to get into TWRP with Hardware buttons, that also didn't work.
My phone is rooted and has a unlocked bootloader. What should I do? I can see my phone on my Windows PC when plugged in. Please help
Greetings from Switzerland
-Luca
Click to expand...
Click to collapse
Put your phone into Download mode.
You should be able to flash a .kdz then.

Related

[Q] TWRP formatted everything

I have TWRP 2.6.0.0 and used FreeGee to unlock the bootloader with Macko unlock. I can't mount my phone and I can't connect it to fastboot to do anything. Now I am getting a AP Watchdog thing and I can't boot up my phone fully. I can get into download mode.
kingsukhoi said:
I have TWRP 2.6.0.0 and used FreeGee to unlock the bootloader with Macko unlock. I can't mount my phone and I can't connect it to fastboot to do anything. Now I am getting a AP Watchdog thing and I can't boot up my phone fully. I can get into download mode.
Click to expand...
Click to collapse
you need proper drivers to work in fastboot/adb.
if you can do download mode, easiest and time saving thing is flash stock kdz and start over.
atifsh said:
you need proper drivers to work in fastboot/adb.
if you can do download mode, easiest and time saving thing is flash stock kdz and start over.
Click to expand...
Click to collapse
So where is that for the e973?
kingsukhoi said:
So where is that for the e973?
Click to expand...
Click to collapse
where is what????
drivers are universal for device to device, fix those while in recovery.
or you mean kdz, in that case should have searched, but here you go anyway..
http://lg-phone-firmware.com/index.php?id_mod=20
I also wanted to work in fastboot/adb and couldn't find driver for LG Optimus G. Before optimus G I had a HTC Sensation and it's fastboot/adb driver was installed on my laptop (HTC Drivers software was installed on my laptop). So while detecting drivers by windows, I push windows to use that HTC drivers for My Optimus G too and this solve the problem and I could work in fastboot/adb

[Q] bricked my phone

hi...guysss.......i bricked my phone how can i put zip file in sd card......no system in my phone or sdcard also been empty
Make sure all power is off, then hold both up and down volume and connect a USB cable then restore from kdz. Your phone is just soft bricked.
itsdacj said:
Make sure all power is off, then hold both up and down volume and connect a USB cable then restore from kdz. Your phone is just soft bricked.
Click to expand...
Click to collapse
i tryed this but lg support toll is asking for exit after verifying windows os.......or it shows the phone does not recognized
I'm confused. You need lg kdz flasher downloaded.
Did you installed direvers of Lg?Becasue windows need to see it as port com ?
minoel said:
Did you installed direvers of Lg?Becasue windows need to see it as port com ?
Click to expand...
Click to collapse
yes all in thing installed in my pc.....................
brijen95 said:
yes all in thing installed in my pc.....................
Click to expand...
Click to collapse
Hi man, connect to pc suite in mode download, use repair update error, it's the solution, good luck.
reformista45 said:
Hi man, connect to pc suite in mode download, use repair update error, it's the solution, good luck.
Click to expand...
Click to collapse
not work man
can i intall E970 os and then covet it to E975???
how to convet it?
Keep clam. Don't panic save ur battery . This point kdz won't work for you. You have to flash your phone with .tot file . Search on net for how to flash mobile with tot file
brijen95 said:
can i intall E970 os and then covet it to E975???
how to convet it?
Click to expand...
Click to collapse
If you can boot into Download mode, did you try this flash tool? http://forum.xda-developers.com/optimus-g-intl/help/how-to-root-lg-optimus-g-e975-kitkat4-4-t2834981
artit said:
If you can boot into Download mode, did you try this flash tool? http://forum.xda-developers.com/optimus-g-intl/help/how-to-root-lg-optimus-g-e975-kitkat4-4-t2834981
Click to expand...
Click to collapse
Looks like you gave the wrong link... I am guessing you probably meant this one:
http://forum.xda-developers.com/showthread.php?t=2797190
kt-Froggy said:
Looks like you gave the wrong link... I am guessing you probably meant this one:
http://forum.xda-developers.com/showthread.php?t=2797190
Click to expand...
Click to collapse
Oh, yes. It should be that link.
Kdz will not work. I have same issue. Flash .Tot file resolve my issue
guys i just used adb sideload to intall the rom in my device and it work..............thnks for guidences

[Q] return to stock lg pcsuite?

Im on d855 v10l eur androidnow rom.
Whats the simplest way to go to stock rom?
I did my backup with lg pcsuite but when starting when busy to restore it go to twrp and not further
Go here http://lg-firmware-rom.com/ and put your IMEI number in - download the KDZ then flash with Flashtool
Flashtool - http://forum.xda-developers.com/showthread.php?t=2797190
when i run flashtool and choose cmsa and start on next tab he goes back to flashtool and do nothing
afluitsnakes said:
when i run flashtool and choose cmsa and start on next tab he goes back to flashtool and do nothing
Click to expand...
Click to collapse
Did you select the appropriate kdz file prior to hitting start?
Gr8man001 said:
Did you select the appropriate kdz file prior to hitting start?
Click to expand...
Click to collapse
Yes i did and selected it from my downloadfolder. I searched it with the tool where i put my imei number
And USB Debugging is checked under developer options?
Yes usb debugging is on
afluitsnakes said:
Yes usb debugging is on
Click to expand...
Click to collapse
did you install the drivers?
twisted_twice said:
did you install the drivers?
Click to expand...
Click to collapse
yes i did. when i push button 'read phone information' it says cant read usb port or something
afluitsnakes said:
yes i did. when i push button 'read phone information' it says cant read usb port or something
Click to expand...
Click to collapse
load the KDZ file , then click on CSE flash, finally click start and do not unplug the phone. wait untill you see 100 % completed in the flash tool software.

ZVG Stock lollipop TWRP backup, No ESF

This is from my lg g2 ls980, yes i am aware I'm posting from a g3 it's my main phone now. Loved my g2 so much thought i stick around and help you guys out. The file is in a zip just unzip it, place in TWRP folder and restore from recovery. Enjoy ?
http://www.mediafire.com/?qiue5n5rkxc0k5g
Sent from my LGLS990 using XDA Free mobile app
Jshugzda said:
This is from my lg g2 ls980, yes i am aware I'm posting from a g3 it's my main phone now. Loved my g2 so much thought i stick around and help you guys out. The file is in a zip just unzip it, place in TWRP folder and restore from recovery. Enjoy
http://www.mediafire.com/?qiue5n5rkxc0k5g
Sent from my LGLS990 using XDA Free mobile app
Click to expand...
Click to collapse
that this is a rom ?
rubenn93 said:
that this is a rom ?
Click to expand...
Click to collapse
TWRP backup
Click to expand...
Click to collapse
:laugh:
Coming from ZVE rooted with a signed TWRP can I just restore this and my EFS? Will I then have a ZVG bootloader and modem? That would sure make this any easy update- THANKS!!
Sorry for not having a handle on this, it's been so hard keep straight which combination of modems, bootloaders, recoveries and ROM's work together.
RacerBoy said:
Coming from ZVE rooted with a signed TWRP can I just restore this and my EFS? Will I then have a ZVG bootloader and modem? That would sure make this any easy update- THANKS!!
Sorry for not having a handle on this, it's been so hard keep straight which combination of modems, bootloaders, recoveries and ROM's work together.
Click to expand...
Click to collapse
Zvg modem is backed up through twrp. But your aboot(boot loader) is not copied in twrp. Though zve with twrp, means that you are jelly bean boot loader. Not a match.
secret.animal said:
Zvg modem is backed up through twrp. But your aboot(boot loader) is not copied in twrp. Though zve with twrp, means that you are jelly bean boot loader. Not a match.
Click to expand...
Click to collapse
But if he backed up the LP bootloader via TWRP, would it work then?
InFiD3ViL said:
But if he backed up the LP bootloader via TWRP, would it work then?
Click to expand...
Click to collapse
Yes, then he must likely should be able to.
secret.animal said:
Yes, then he must likely should be able to.
Click to expand...
Click to collapse
Well I cannot get this to even show up in Recovery in TWRP. put in the TWRP>Backups folder, tried the TWRP root folder, nothing works. Only thing I can thing of is he is using a different version of TWRP than me (2.8.6.1)
This really sucks as I am having the notorious issue where my phone is detectable everywhere except for in DOWNLOAD mode. Have tried multiple cables, original LG cable, 2 different PCs (Win7), reinstalling USB drivers, LG/Android...etc. So weird as if the phone is in normal mode, I can see it in windows, but as soon as I go to download mode, it is not discoverable. So this is the only method I can think of that will work. I was going to initially .TOT to ZVE and then OTA or one of the other methods for ZVG. So frustrated.
InFiD3ViL said:
Well I cannot get this to even show up in Recovery in TWRP. put in the TWRP>Backups folder, tried the TWRP root folder, nothing works. Only thing I can thing of is he is using a different version of TWRP than me (2.8.6.1)
This really sucks as I am having the notorious issue where my phone is detectable everywhere except for in DOWNLOAD mode. Have tried multiple cables, original LG cable, 2 different PCs (Win7), reinstalling USB drivers, LG/Android...etc. So weird as if the phone is in normal mode, I can see it in windows, but as soon as I go to download mode, it is not discoverable. So this is the only method I can think of that will work. I was going to initially .TOT to ZVE and then OTA or one of the other methods for ZVG. So frustrated.
Click to expand...
Click to collapse
So when you go to download mode, it stays at the smaller graphic of a download status or the big one that will say you're rooted.
I think we need to find a way to fix your download mode to work.
When you say it doesn't find your phone. You have the big graphic of the download bar and your windows device manager doesn't show anything under com settings?
secret.animal said:
So when you go to download mode, it stays at the smaller graphic of a download status or the big one that will say you're rooted.
I think we need to find a way to fix your download mode to work.
When you say it doesn't find your phone. You have the big graphic of the download bar and your windows device manager doesn't show anything under com settings?
Click to expand...
Click to collapse
Device Manager will still show LGE AndroidNet USB Serial Port (41)...made sure it wasnt a port issue already
It goes into download mode, top says Firmware Update,shows the Do Not Unplug the USB connection......message with the 0% progress bar, and at the bottom says B66 and in red ROOTED. But this is where ADB loses contact with the device. 'ADB Devices' comes back blank and 'ADB wait-for-device' just waits forever. When the phone is running normally I can get a response from 'ADB devices' with the correct device ID.
I am sure this doesn't matter, but I was on BlissPoP 3.2 (LP 5.1), then TWRP'd back to a ZVE rooted I had saved stupidly thinking that would help.
I'm sure different cables give same result. I know when I side loaded the zvg update, different cables made a difference on how fast it transfered.
Only other thing I can think of is to try replace the laf partition with the correct auto-rec.
Since you went back to one kind of ROM. Maybe this might help it
http://forum.xda-developers.com/showthread.php?t=3096561
InFiD3ViL said:
Device Manager will still show LGE AndroidNet USB Serial Port (41)...made sure it wasnt a port issue already
It goes into download mode, top says Firmware Update,shows the Do Not Unplug the USB connection......message with the 0% progress bar, and at the bottom says B66 and in red ROOTED. But this is where ADB loses contact with the device. 'ADB Devices' comes back blank and 'ADB wait-for-device' just waits forever. When the phone is running normally I can get a response from 'ADB devices' with the correct device ID.
I am sure this doesn't matter, but I was on BlissPoP 3.2 (LP 5.1), then TWRP'd back to a ZVE rooted I had saved stupidly thinking that would help.
Click to expand...
Click to collapse
Where is tot/kdz of this firmware?
This backup bricked my G2. I came from ZVC kk 4.4.2
want tot or kdz of zvg
talhamumtaz31 said:
want tot or kdz of zvg
Click to expand...
Click to collapse
No stock LP tot or kdz?
Sent from my LG Optimus G Pro E980
I think i borked my esn/meid with this. While my phone was soft bricked and would only flash zvg roms, I tried this, but left EFS checked out of habit. I think it restored a broken EFS because my esn one my phone doesn't match the one on my account that has been there 6 months. This is the only efs mucking about that ive done... but of course, i dont have any twrp efs backups stored anywhere.
zohaibkhan143 said:
No stock LP tot or kdz?
Sent from my LG Optimus G Pro E980
Click to expand...
Click to collapse
Hay @zohaibkhan143 : did you getkdz or tot file of ZVG for your LS980 or still waiting like me for someone, someday will post it?
talvigi said:
Hay @zohaibkhan143 : did you getkdz or tot file of ZVG for your LS980 or still waiting like me for someone, someday will post it?
Click to expand...
Click to collapse
I flashed ZVG ota zip by adb sideload. No tot or kdz. U have to recently on ZvE then flash ZVG
Sent from my LG-D851 using Tapatalk
zohaibkhan143 said:
I flashed ZVG ota zip by adb sideload. No tot or kdz. U have to recently on ZvE then flash ZVG
Sent from my LG-D851 using Tapatalk
Click to expand...
Click to collapse
@zohaibkhan143, So did your LS980 worked with any SIM from here or not, mine is not taking any SIM and says "services disabled"
talvigi said:
@zohaibkhan143, So did your LS980 worked with any SIM from here or not, mine is not taking any SIM and says "services disabled"
Click to expand...
Click to collapse
No its not. U have to root it and do sim unlock process
Sent from my LG-D851 using Tapatalk

LGUP - NEW!!! - INSTALL KDZ - MM or LP - FACTORY RESET/UPGRADE

NEW software!!!!!...... LGUP WILL FLASH YOUR KDZ files
Download LGUP from here http://www.filedropper.com/g4 or here https://www.dropbox.com/s/d2dw48uqh4hku8m/G4.rar?dl=0 or here http://oceanhost.eu/eps4h4pmwphu/LGUP.zip.htm thank you hyelton for this link :good:
Install LGUP_8994_DLL_Ver_0_0_3_23 first and then LGUP_Install_Ver_1_14_3
Make sure you have downloaded the required KDZ file MM or LP
Start LGUP prog on your computer "make sure your phone is plugged in"
ARE YOU HAVING TROUBLE WITH LGUP NOT SEEING YOUR MOBILE?
Try this....... take the back off your mobile so you can get at the battery. Connect your mobile via USB. Start LGUP, if it does not see your phone DO NOT DISCONECT, DO NOT RESTART OR TURN OFF LGUP. Take out the battery and then put it back in.......let the phone restart on its own. LGUP should now see it.
THANK YOU FOR THIS Killerdog:good: <~~~To Modify This File You Must Have Root!!
For me it's show in LGUP as unknow device.
reboot my phone, remove battery and anything else don't work.
I install LG Bridge to test, and nothing seem to work.
After make some test and search, i find some info modified by S3V3N into his rom (cust partition) that he have modify into this file:
/cust/OPEN_COM/cust_OPEN_EU.prop
Code:
ro.lge.swversion=[COLOR="Red"]some info[/COLOR]
ro.lge.swversion_short=[COLOR="Red"]some info[/COLOR]
change to
Code:
ro.lge.swversion=[COLOR="Red"]H81510c[/COLOR]
ro.lge.swversion_short=[COLOR="Red"]V10c[/COLOR]
restart my phone and woow it show correctly in LGUP and i can refurbish my phone.
TO UPGRADE TO MM from LP - make sure BIN file is ticked and in the File Path point it towards the MM KDZ you have downloaded. MAKE SURE YOU HAVE CLICKED UPGRADE! This will update you from LP to MM with out wiping any of your info. Press Start. Make cup of tea and be patient
TO DO A FULL WIPE AND INSTALL MM - Open the LGUP on your computer. FILE PATH point it towards the MM KDZ.
IMPORTANT!!!!!!! shut down LGUP!
Now open LGUP again - you will notice that the MM KDZ will still be showing in the FILE PATH section. Select REFURBISH and make sure BIN file is ticked. Press Start. Make cup of tea and be patient
TO GO BACK TO LP FROM MM - Open LGUP on your computer, click on FILE PATH and point it towards your LP KDZ. Close LGUP and re-open LGUP. Make sure you select REFURBISH this will do a full wipe, tick BIN file. Press Start. Make cup of tea and be patient
If you are worried about losing your data after a full wipe, why not use the LG Bridge software to backup and restore.... it works fine!
YOU WILL LOSE ROOT!
There is no need to enter download mode! LGUP will do it for you.
Original thread by schafi03 http://www.android-hilfe.de/thema/a...er-zurueck-auf-android-5.733674/#post-9342963
Thank You schafi03
INSTALL TWRP
Make sure you have ADB and Fastboot installed.
I always put TWRP.img in the ADB folder - so if I want to boot into TWRP with out installing it this is what I do:
make sure you open a command prompt in the ADB folder "VERY IMPORTANT" and type:
adb reboot bootloader <enter>
fastboot boot TWRP.img <whatever your TWRP image is called in your ADB folder><enter> dont forget the .img at the end
That will re-start your phone straight into TWRP - You can transfer files to and from your computer while in recovery.
If you want to install TWRP permanently, copy your TWRP image to your mobile "while you are in TWRP RECOVERY mode" then press install then select images then select recovery NOT BOOT then swipe to flash. This method does not install TWRP app on your phone, all you need is a reboot app from the play store that will re-boot you into recovery.
How to root LG G4 H815 on Android Marshmallow
http://www.ibtimes.co.uk/how-root-lg-g4-h815-android-marshmallow-1526102
OTHER GREAT THREADS TO HELP YOU
http://forum.xda-developers.com/g4/development/stock-h815-20a-stock-images-kdz-t3232282 by autoprime "Great Job"
http://storagecow.eu/index.php?dir=Xda/LG+G4/ an extensive list of KDZ files
Have fun people! :good:
don't know if it makes a difference, but i read somewhere to install LGUP dll first, then the other one.
reg66 said:
don't know if it makes a difference, but i read somewhere to install LGUP dll first, then the other one.
Click to expand...
Click to collapse
Not sure but I'll put that in the op cheers.
Do you need root so use this method to upgrade to marshmallow ?
H81520A_00.Kdz flashed (by upgrade option) succesfully. It takes 10-15 mins(longest part is "android upgrading" screen.), and i lost root access. By the way root access is not necessary for upgrade.
So since it wasn't clarified, I'll be the one to ask...
Will this work on a unit without root (which is yes according to the OP), and without a bootloader unlock, ie the Taiwan (TWN) variant of the H815.
I completely understand it's a complete wipe and root will not be retained.
I would also like to know about this..... will it work on a unit with a locked bootloader... TWN variant?
downloaded from a different mirror re flashed no problems
Hello downgrande wokrs?
munkypoo7 said:
So since it wasn't clarified, I'll be the one to ask...
Will this work on a unit without root (which is yes according to the OP), and without a bootloader unlock, ie the Taiwan (TWN) variant of the H815.
I completely understand it's a complete wipe and root will not be retained.
Click to expand...
Click to collapse
its working on all last night i did downgrade to 5.1 and so far all working great
no root or unlocked bootloader is needed
madshabz said:
I would also like to know about this..... will it work on a unit with a locked bootloader... TWN variant?
Click to expand...
Click to collapse
yes it will work with locked bootloader
ktomika said:
Hello downgrande wokrs?
Click to expand...
Click to collapse
great i did it and now using 7Rom 6.3 3d Rom
best of luck guys
Rikoman17 said:
Do you need root so use this method to upgrade to marshmallow ?
Click to expand...
Click to collapse
no you do not need root....this method will take you back to stock ROM
do I have to unlock bootloader?
microcens said:
do I have to unlock bootloader?
Click to expand...
Click to collapse
no you do not
Kdz only? Does it work with tot file?
bobimbap said:
Kdz only? Does it work with tot file?
Click to expand...
Click to collapse
I'm presuming yes but I havn't tried this, maybe someone could enlighten us
madshabz said:
I would also like to know about this..... will it work on a unit with a locked bootloader... TWN variant?
Click to expand...
Click to collapse
work for all . root and unroot . locked or unlocked . doesnt care . its a special software
---------- Post added at 09:05 AM ---------- Previous post was at 09:04 AM ----------
bobimbap said:
Kdz only? Does it work with tot file?
Click to expand...
Click to collapse
that work fine with TOT file too my friend tested on corean version of g4
Worked a treat no issues so far
Sent from my LG-H815 using Tapatalk
kevtrysmoddin said:
Worked a treat no issues so far
Sent from my LG-H815 using Tapatalk
Click to expand...
Click to collapse
Great... Did you upgrade to MM or factory reset MM or LP?
shakeyabooti said:
Great... Did you upgrade to MM or factory reset MM or LP?
Click to expand...
Click to collapse
Upgraded
Sent from my LG-H815 using Tapatalk
info
i tried with this tutorial , but the program search my lg g4 with unknown model and i can't use this procedure..
why?
at moment i have a unlocked bootloader and a 10 ve rooted rom twrp

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