G-Pad 10.1 Verizon Return to Kitkat (VK700) - G Pad 10.1 Q&A, Help & Troubleshooting

Hi, All. Ive followed XDA for a long time and love it. I love my verizon G-Pad but ever since the Lollipop update it has just been so slow and almost unsuable. Well ive got good news. Today i found a way to downgrade back to LG Official Kitkat 4.4.2.
Tool Used: LG Flash Tool 2014 - you can download from this thread
http://forum.xda-developers.com/showthread.php?t=2785089
I could only get this to work from LG's Download Mode (with tablet turned off, hold the Vol Up Key and plug in USB cord)
If you are running version 23A Lollipop you must downgrade to 22A first. Attempting to downgrade straight to 11A (Kitkat) will fail at 57% restore.
After downgrading to 22A, allow the device to fully boot then shutdown and return to download mode
Now push 11A firmware, everything should now go smoothly (at least it did for me)
Firmware Download and LG Flash Tool Bundled
https://mega.nz/#F!fgskmDSB!GANW9PaJ0dW3lvHCWBzscQ
Many Many thanks to the Devs of the LG Flash Tool for such a wonderful utility on LG Devices

tutorial?
How do I downgrade to 22a?

In the Firmware download link I've provided is the 22a and 11a firmwares. Follow the LG Flash Tool link for usage.
Sent from my LG-VS985 using Tapatalk

buddyjwilson said:
In the Firmware download link I've provided is the 22a and 11a firmwares. Follow the LG Flash Tool link for usage.
Sent from my LG-VS985 using Tapatalk
Click to expand...
Click to collapse
Hey man gotta question, my pad was on lollipop and only rooted with no real tweaks and I rebooted one day and it sticks at the Verizon logo. I can get to stock recovery where any selection goes to fastboot where any selection goes to a blank screen where I have to kill it. The couple others I've seen with this problem had success with the support tool / update recovery deal but mine says everything is up to date. I tried flashtool with a kdz and I get all the way to it supposed to send it but the tab download stays at 0% and nothing happens....I would rather have kk anyway would it be worth trying this , **** can't hurt the damn thing no worse lol tired of it sitting in my dresser where its been for months ...I really wonder wtf happened to it
EDIT...... OK I feel like a real dumbass lmao... Apparently the pc I was using had an Antivirus on it and apparently the flash tool doesn't play well with an Antivirus

OK has anyone found a twrp that will flash correctly on the vk700? The twrp floating around for gpad 10.1 only works on the v700 cuz its been bumped To work on the locked bootloader....
Sent from my VS986 using Tapatalk

Does anyone know if it works on v700 ?

good day
I wanted to downgrade the firmware lg pad 10.1 g (v700)
this issue http://forum.xda-developers.com/g-pad-10/general/g-pad-10-1-verizon-return-to-kitkat-t3226085
but now only comes on and QHSUSB_BULK
and locate the driver and remains QDLOADER 9800
as I remount firmware or where I get the files for this tablet TOT

carlosdjmix said:
good day
I wanted to downgrade the firmware lg pad 10.1 g (v700)
this issue http://forum.xda-developers.com/g-pad-10/general/g-pad-10-1-verizon-return-to-kitkat-t3226085
but now only comes on and QHSUSB_BULK
and locate the driver and remains QDLOADER 9800
as I remount firmware or where I get the files for this tablet TOT
Click to expand...
Click to collapse
Well this downgrade is for vk700 not v700 which is a big difference, I found that out by trying to get twrp to work on my vk700 when it's only for v700 which if you have the v700 your better off
Sent from my VS986 using Tapatalk

Related

Cannot Unroot/Stock! LG Suport Tool stuck at 4%. LG Flash Tool Stopped due an error

Hey Folks! I need help!
First sorry for my english, im from brazil.
I'm a Lawyer and i'm gonna sue LG company for a hardware problem ( SIM CARD REMOVED PROBLEM ). But my LG G3 have LG 6.0 Stock rom installed. I tried to root with King Root, it failed, but now even if i hard reset the phone it keeps installed!
(in brazil unlike USA, the company's don't support the costumer. They have given 1 year guarantee, i have the phone for 1 year and 1 month. They told can't help me but the brazilian Law says that if a unkown hardware problem appears then you have 90 days to sue the company.)
So i want to Go back to stock 4.4 ou 5.0, so if the judge need to avaliate, at least it will be known as unmodified.
When i updated to 6.0 Stock, i did with LG Flash tool 2014.
So i tried again to downgrade with LG Flash tool, but using the 20x kdz. I tried diferrent KDZ. My phone is D855P, tried D855 normal KDZ, tried 855P KDZ. but downgrade always failed " due to an error " on flash tool.
So i tried LG support Tool, gone do Download mode, but it stucks at 4%. ( and yes i tried to hard reset before starts the procedure.)
Someone can help me to unroot(i don't think is unrooted, but King root remain on the phone as a bloatware now), or return to 4.4 ou 5.0 stock?
thanks!:good:
Assuming you able to boot the phone, try to downgrade using LGUP instead lg flash tools
Sent from my LG-D855 using Tapatalk
wiwid.colgate said:
Assuming you able to boot the phone, try to downgrade using LGUP instead lg flash tools
Sent from my LG-D855 using Tapatalk
Click to expand...
Click to collapse
I was thinking about. As i already use "stock rom 6.0" and i just figured out how to uninstall "king root app". So now my Phone looks clean from bloatware. Guess now i can sue the company without being afraid of someone detect some mod on the smartphone.

Need help! Bricked phone [Fixed]

I was trying to root my phone but was running MM 6.0 so I had to downgrade to LP first. I tried downgrading using LGUP tool, but when it finished, I get stuck on the LG logo without access to download mode or recovery mode! Yes I tried the power+vol buttons.
Any help is appreciated!
EDIT:
I used Canada TELUS H81210F.kdz when trying to downgrade to LP using LGUP found here: http://storagecow.eu/index.php?dir=Xda/LG+G4/Canada+H812/
drakemiller40 said:
I was trying to root my phone but was running MM 6.0 so I had to downgrade to LP first. I tried downgrading using LGUP tool, but when it finished, I get stuck on the LG logo without access to download mode or recovery mode! Yes I tried the power+vol buttons.
Any help is appreciated!
EDIT:
I used Canada TELUS H81210F.kdz when trying to downgrade to LP using LGUP found here: http://storagecow.eu/index.php?dir=Xda/LG+G4/Canada+H812/
Click to expand...
Click to collapse
Go to Telus and demand a free repair for unsuccessful upgrade *phone died during upgrade.
The only thing you can do.
xavierlangevin1 said:
Go to Telus and demand a free repair for unsuccessful upgrade *phone died during upgrade.
The only thing you can do.
Click to expand...
Click to collapse
It's working now. Guess I wont have to go to Telus
drakemiller40 said:
It's working now. Guess I wont have to go to Telus
Click to expand...
Click to collapse
Great ! It's better than waiting 2 week for a repaired phone

Reinstall firmware

I have the 22a kdz, but the software I've downloaded to flash it onto the vk815 isn't working. Would someone please point me to valid files for downloading? I tried the apps to SD hack, and that makes my software modified. That didn't seem to work, and maybe why the 23a update still gives me unexpected SD ejection. I want a clean pure install. I'm not concerned about root.
Hi.
First, are you using the original USB cable with a USB 2.0 port that comes directly off your Windows PC's motherboard - not a USB 3.x port and not through a USB hub?
Installed the latest VK815 drivers from LG's website? Reboot the PC after while the device is disconnected from it.
Once you put the device in Download mode, check in Windows' Device Manager in the Port section to see if the device is listed "LGE...". Until it is, any attempts to flash a KDZ or TOT will be futile. It can take up to 5-10 minutes to load the driver you installed, and USB works by loading the driver separately for each different USB port you plug the same device into.
If you Google:
Code:
XDA LG Flash Tool 2014
you'll find it. If that's exactly what you're using and it's not working, could you please be more specific about how it's not working? 99% of the time (maybe only 95%) ignore any error dialog that pops up from it, move the error dialogs out of your way if necessary but don't click on any buttons in them, and within 5-10 minutes you'll find your device is flashed. This is true in general for all LG devices.
You should also be able to use the official Verizon-LG software on your tablet, if absolutely needed. When you first plug it into your Windows PC it comes up as "Installer" before it switches to MTP or another mode. Install that from Windows and the official tool will download and install the latest KDZ that's released (23A? - I have the VK810 so not sure what latest VK815 releases are). The difference between the official tool and LG Flash Tool 2014 is the official tool downloads the newest KDZ every time you choose to upgrade/update with it, and can't make use a pre-downloaded KDZ, and then deletes the KDZ when it's done flashing although if you're fast enough you can copy it elsewhere while it's flashing so you have it handy. It's the easiest way to get the latest KDZ for any LG device on Verizon these days, when it's not available any other way yet.
When you flash with LG Flash Tool 2014, use the CSE option which will wipe everything including user apps, user data and internal storage.
Lastly, if you return to stock and the problem persists and it's still under warranty, LG has excellent warranty service.
Thanks! It all seems like I was doing everything right. I'll give it another go as you've directed, to be sure. It was my understanding that perhaps when it updated to Marshmallow, the flash function was deactivated? Maybe that was just for installing images and not flashing firmware.
Yep, fails to connect. Trying to install the LG UP CY dll for vk815, getting an Error 2356. Bummer.
Crap, just lost everything I just typed.
You verified the tablet shows up in Device Manager while it's in Download mode?
You were trying both LG Flash Tool 2014 and LGUp or just LGUp? LGUp doesn't work with all devices (not the VS985 Verizon G3, and I don't think my VK810 Verizon G Pad 8.3).
On the VS985, when 35B Lollipop 5.1.1 came out, we could no longer flash older than the 35B KDZ. We could only downgrade from 100% stock on 35B and higher by using our 10B TOT along with the .DLL that's extracted from the 35B KDZ. I don't know if you can get your hands on a TOT for the VK815, they're rarer than KDZs and usually have to be leaked by someone on the inside, I think.
Also, sometimes a different Windows PC makes the difference.
Yep, turns up OK. It starts to connect in LG UP, but fails after a few seconds. The specific driver also fails to completely install.
Einsteindks said:
Yep, turns up OK. It starts to connect in LG UP, but fails after a few seconds. The specific driver also fails to completely install.
Click to expand...
Click to collapse
I don't know if LGUp works with the VK815. It doesn't work with the VS985. Good you Google for and try the LG Flash Tool 2014 I had mentioned?
There's a driver packet for the vk815, but it wasn't compiled right, or something, and fails to install. I may have a shot if a clean version can be found. Flash tool 2014 is reported to not work after Marshmallow is installed. That is true.
Einsteindks said:
There's a driver packet for the vk815, but it wasn't compiled right, or something, and fails to install. I may have a shot if a clean version can be found. Flash tool 2014 is reported to not work after Marshmallow is installed. That is true.
Click to expand...
Click to collapse
If LG Flash Tool 2014 can't flash your older KDZ while you're on Marshmallow, then LGUp won't be able to, either, as far as I know. LGUp doesn't get around stock bootloader and laf (Download mode) limitations.
Is there a TOT for the VK815? That and using the newer .DLL that comes inside the latest stock KDZ is the only way to downgrade from Lollipop 5.1.1 and Marshmallow on the VS985.
roirraW "edor" ehT said:
If LG Flash Tool 2014 can't flash your older KDZ while you're on Marshmallow, then LGUp won't be able to, either, as far as I know. LGUp doesn't get around stock bootloader and laf (Download mode) limitations.
Is there a TOT for the VK815? That and using the newer .DLL that comes inside the latest stock KDZ is the only way to downgrade from Lollipop 5.1.1 and Marshmallow on the VS985.
Click to expand...
Click to collapse
I suspect the new dll pack is for LG UP, because Mm update 'closed out' the old flashers.
Shoot! I just realized you may be thinking I want to downgrade. Nope, only wanna clean install of Mm, as mine currently reads as 'modified'.
The other day, I was messing around and got into recovery where there is an option for debug mode! Gonna have to try that to see if anyone will see the tablet. Not sure, but it may be feasible to push the system image via ADB?
Update: debugging mode yielded no change. Guess I'll just have to wait until either Verizon or LG gets their thumb out their ass and develop a better driver file for the LG G Pad X 8.3.
im looking for the same thing, trying to get my vk815 back to stock, its currently rooted on lollipop. the only kdz files i could find are MM but flash tool wont flash them, if i could find an older lollipop kdz i think it would work.
I recently found/installed new drivers/programs, but haven't bothered with them. My tablet still has the mysterious sd ejection bug, despite the latest update.
Sent from my XT1254 using Tapatalk
so did you figure out how to flash a kdz file with the vk815 tablet? if so which flash tool and files were you using, if possible could you please share a link? I have both LGFlashTool2014 as well as LGUP, but the only kdz files I have are all marshmallow, and I could not find a dll file to use LGUP for the vk815.
I played stupid and sent my tablet back to LG to have them reflash official firmware. I haven't messed with it since.
Sent from my XT1254 using Tapatalk
hmm well, i sure hope I dont have to send it back to LG, the root method I used was posted by player911, he also posted a method to unroot, but the KDZ files are no longer on the internet.

Help save a bricked lg g3

:crying:
My issues is quite complicated. Please be patient and read on.
Less than a week ago, I bought an LG G3 D855. It wasn't brand new and definitely out of warranty.
It was on the 4.4.2 Os version but I couldn't update it because I couldn't locate the UPDATE CENTER and after some research online, I found out it was because it was rooted. I couldn't find a Supersu application anywhere on the phone anyways but Root checker confirmed that it was rooted.
I downloaded the stock kitkat firmware in a .tot format and I tried flashing using LG Flash Tool for TOT but it failed because "Device version is different"
I checked the Imei online and it stated that the device is a Sprint LS990 but the details embedded in the phone all say it is D855
I checked online and found a couple of posts about this error and one user said he was able to fix it by flashing the actual Sprint .tot with the lg flash tool. I tried that but it didn't work. It still said "Device version is different. Check BIN or dll"
I checked online and found results pointing to a generic .dll file for G3s and I downloaded it but when I used it on the Flash tool, it resulted to an error "CrossDL blah blah"
So I found a Marshmallow kdz file. LGUP won't see my device model so I was able to flash it after editting the software in my build.prop to D85510n.
***I have always changed the port to COM41 in all the steps I used
The LG UP detected my model and it flashed to 100% but got stuck on a bootloop by loading the lg screen, freezing and restarting by it self. It never gets to the homescreen.
I downloaded lollipop kdz reflashed using LGUP in a form of downgrade and it got to 100% and got stuck at the lg screen while trying to reboot.
I redownloaded the stock kitkat rom and used the Lg flash tool but it failed. It said 'PID null IMEI Null"
I used LGUP to reflashed. It came to my understanding that the LGUP can flash both kdz and tot. So it flashed to 100% but got stuck at the lg screen and I have tried all I can but it is stuck. It can go into download tho. I don't know what to do about the IMEI. I don't know if the last flash retrieved it. I don't kniw what to do.
It no longer shows as LGE AndroidNet USB Serial
Please can anyone help me?
I just need my phone to work again. I was stubborn and now I regret it. I should have just stuck to kitkat. I'm so desperate to get my phone working that I wouldn't mind Android Froyo Os if it was ever possible.
PLEASE HELP!!!
I think you have to repair the IMEI...
maybe this can help
https://youtu.be/nwzgs1Cmr9k
Sent from my LG-D855 using XDA Free mobile app
I think that he forgot to hard reset after flashing the kdz.
i completly know what you should do:
1: force your phone into qualcomm 9008 mod.
2: use board diag unbrick instruction and it will boot on download mod. for unbrick you will need best kitkat tot for your G3 model.
3: flash best lollipop or kitkat tot to make your phone alive
and then flash it with any kdz you want(it should be for your G3 model)
my telegram ID : @Erfan_rv
pls help me
Apparently, it seems my bricked phone keeps disconnecting during flashing process. I dont think it the fault of the cable because I have used different ones and they all seem to work fine with other phones. I have tried a different computer and still the same results. it connects as qualcom 9008 but once I try to start flashing, it disconnects and interrupts the flashing process. my phone just shows a grey screen now when I power it up with the battery in. also, I was trying to upgrade from linear os to the latest linear os. I cant fine the tot out there so im using zv6 currently. could this also be the problem? thanks in advance

LG G3 D858HK10d Unable to find a way to update to Marshmallow, stuck at KitKat

Hi.
I purchased a second hand LG G3 quite a few months back, only to find out after trying to update that my version was the D858HK, which does not seem to have any official way to update past KitKat on the phone. After some digging around, I did find some methods, like flashing the KDz file. However, none of the KDz files I've found on the internet seem to match the model of my phone, which is D858HK10d, or v10d.
I was wondering if there is any other way to get rid of KitKat and move on to the newer versions.
It is rooted.
Thanks in advance, XDA Forums. You guy's do the Android God's work.
yaromoviewill said:
Hi.
I purchased a second hand LG G3 quite a few months back, only to find out after trying to update that my version was the D858HK, which does not seem to have any official way to update past KitKat on the phone. After some digging around, I did find some methods, like flashing the KDz file. However, none of the KDz files I've found on the internet seem to match the model of my phone, which is D858HK10d, or v10d.
I was wondering if there is any other way to get rid of KitKat and move on to the newer versions.
It is rooted.
Thanks in advance, XDA Forums. You guy's do the Android God's work.
Click to expand...
Click to collapse
Did you try LG PC Suite?
Also here is the Marshmallow kdz file.(The first one)
http://storagecow.eu/index.php?dir=Xda/LG+G3/Stock/Marshmallow+6.0/
Sotiris02 said:
Did you try LG PC Suite?
Also here is the Marshmallow kdz file.(The first one)
(link was here)
Click to expand...
Click to collapse
LG PC Suite doesn't recognize the phone. And the kdz files there dont include the model of my phone, which is a D858HK10d.
Where are you getting the model #? The 10d part may refer to the ROM as 20x would be LP, and 30x would be MM.
This post may help: https://forum.xda-developers.com/showpost.php?p=61011834&postcount=307
yaromoviewill said:
LG PC Suite doesn't recognize the phone. And the kdz files there dont include the model of my phone, which is a D858HK10d.
Click to expand...
Click to collapse
10d is the Software Version of Android KitKat..
Your device is D858HK.
So you can proceed installing that kdz file.

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