Downgrade 7.0 to 6.0 - G4 Q&A, Help & Troubleshooting

Hello everyone, it's been many months since I'm using the official LG v29a beta ROM installed with the booloader locked with LGUP.
I would like to go back to Marshmallow how can I do? My G4 is Italian no brand.

Al3xCooki3 said:
Hello everyone, it's been many months since I'm using the official LG v29a beta ROM installed with the booloader locked with LGUP.
I would like to go back to Marshmallow how can I do? My G4 is Italian no brand.
Click to expand...
Click to collapse
Cazzo... did you try the search box?
Doesn't matter. If I already lost a minute writing that, I can also advise you...
Flash V20p.kdz with LGUP. Don't forget you need to use the right .dll for the phone to be recognized.
If you use the search box you'll find what you need.

RuedasLocas said:
Cazzo... did you try the search box?
Doesn't matter. If I already lost a minute writing that, I can also advise you...
Flash V20p.kdz with LGUP. Don't forget you need to use the right .dll for the phone to be recognized.
If you use the search box you'll find what you need.
Click to expand...
Click to collapse
Sorry but I do not sail much in this forum! How do I know which right dll to use?

Al3xCooki3 said:
Sorry but I do not sail much in this forum! How do I know which right dll to use?
Click to expand...
Click to collapse
I'll send you the files by PM otherwise this will become a long conversation.

RuedasLocas said:
I'll send you the files by PM otherwise this will become a long conversation.
Click to expand...
Click to collapse
Tank you

I have the same problem. I have updated my LG G4 to 7.0 beta. Now the problem for me is I can't able to boot into download mode it says "Your device is corrupt. It cannot be trusted and will not boot" phone is booting until lokscreen it freezes there and restart again.
My Lg G4 is from Taiwan. It doesn't allow to unlock bootloader. Any help much appriciated.

ronniem88 said:
I have the same problem. I have updated my LG G4 to 7.0 beta. Now the problem for me is I can't able to boot into download mode it says "Your device is corrupt. It cannot be trusted and will not boot" phone is booting until lokscreen it freezes there and restart again.
My Lg G4 is from Taiwan. It doesn't allow to unlock bootloader. Any help much appriciated.
Click to expand...
Click to collapse
Corrupted Bottloader is not the Thread. Power Button to Continue and Downloadmode starts!!!
for downgrade to MM use:
https://forum.xda-developers.com/showpost.php?p=73642302
Firmware is to search!!!

uweork said:
Corrupted Bottloader is not the Thread. Power Button to Continue and Downloadmode starts!!!
for downgrade to MM use:
https://forum.xda-developers.com/showpost.php?p=73642302
Firmware is to search!!!
Click to expand...
Click to collapse
Thank you for the reply but my phone is not booting in download mode at all

ronniem88 said:
Thank you for the reply but my phone is not booting in download mode at all
Click to expand...
Click to collapse
If you're stuck in LG logo boot up, just try to start LGUP (having the right files), connect the phone to a USB2 port and start the process.
Today, after try the RR ROM, I re-install v29a with TWRP but got stuck on the LG logo boot up, I just disconnected the phone from the computer, turned ON LGUP, connected the phone, was detected as it should and re-flash the v20p.kdz again. No problem... try it.
Can also see this: https://forum.xda-developers.com/showpost.php?p=76951541&postcount=30
Good luck.

Related

Stuck in Download Mode

This phone is driving me mad, LG why make it so difficult...
ANyway I was updating software via LG Mobile support tool successfully downloaded software, successfully extracted software......Now S/W upgrade is messing about tried 10 x but keeps stopping around 30%. Error message "Upgrade stopped due to an error"
Please help.
I was rooted.
What software did you download?
Sent from my LG-E980 using Tapatalk 4
JunkheadINC said:
What software did you download?
Sent from my LG-E980 using Tapatalk 4
Click to expand...
Click to collapse
It was via lg support tool latest for F240L Korean version. Not sure which software it was sorry. I'm trying to download via upgrade recovery as Im stuck in download mode. I was using Offical LG support tool.
Any help would be appreciated, thanks
riz157 said:
It was via lg support tool latest for F240L Korean version. Not sure which software it was sorry. I'm trying to download via upgrade recovery as Im stuck in download mode. I was using Offical LG support tool.
Any help would be appreciated, thanks
Click to expand...
Click to collapse
Try removing the Lg Support tool restart the computer and redownload it and install
hyelton said:
Try removing the Lg Support tool restart the computer and redownload it and install
Click to expand...
Click to collapse
Will try mate thanks for help. Keep you posted.
riz157 said:
Will try mate thanks for help. Keep you posted.
Click to expand...
Click to collapse
How did that go?
hyelton said:
How did that go?
Click to expand...
Click to collapse
Didn't work mate still stuck in download mode. Only had this phone for about a week.
Same issue here
riz157 said:
Didn't work mate still stuck in download mode. Only had this phone for about a week.
Click to expand...
Click to collapse
Hi I read your this post as I too am stuck at same place gives me secure boot error and dont move any where from there. I am tried that flashtool 100 time todays and it was getting stuck at same OnStepMsg STEP_TYPE_ENV_ERROR delete m_pLGCyonUpdate error. I read it some where that LG's pc software can recover phone it does same thing as flashing the stock rom for your phone. I am trying that its currently downloading the firmware will take around an hour to download as file is 1.8 GB. Will post back if it goes well.
Fingers crossed :fingers-crossed:
braveBuddy said:
Hi I read your this post as I too am stuck at same place gives me secure boot error and dont move any where from there. I am tried that flashtool 100 time todays and it was getting stuck at same OnStepMsg STEP_TYPE_ENV_ERROR delete m_pLGCyonUpdate error. I read it some where that LG's pc software can recover phone it does same thing as flashing the stock rom for your phone. I am trying that its currently downloading the firmware will take around an hour to download as file is 1.8 GB. Will post back if it goes well.
Fingers crossed :fingers-crossed:
Click to expand...
Click to collapse
Hi mate I think that might work for you. Yes there is a process connecting to LG mobile software tool it reflashes software.
Let me know how you get on.
Good News
riz157 said:
Hi mate I think that might work for you. Yes there is a process connecting to LG mobile software tool it reflashes software.
Let me know how you get on.
Click to expand...
Click to collapse
Good News my phone is back and is working as good as it use to be......this seems to be the safest way to revive the phone.
All the best to you.
braveBuddy said:
Good News my phone is back and is working as good as it use to be......this seems to be the safest way to revive the phone.
All the best to you.
Click to expand...
Click to collapse
Good man may I suggest don't update via lg software once you've flashed custom rom.
I'm still stuck in download mode. Help
riz157 said:
Will try mate thanks for help. Keep you posted.
Click to expand...
Click to collapse
riz157 said:
Good man may I suggest don't update via lg software once you've flashed custom rom.
I'm still stuck in download mode. Help
Click to expand...
Click to collapse
You ARE trying to load the correct rom for your phones correct Model number right??? I get your exact error when trying to load a E988 Firmware on my E980.. But when I flash a E980 or E980h rom it goes all well.
hyelton said:
You ARE trying to load the correct rom for your phones correct Model number right??? I get your exact error when trying to load a E988 Firmware on my E980.. But when I flash a E980 or E980h rom it goes all well.
Click to expand...
Click to collapse
Ok I've got F240L Korean version which rom should I use?
Thanks
riz157 said:
Ok I've got F240L Korean version which rom should I use?
Thanks
Click to expand...
Click to collapse
The F240L Firmware..
hyelton said:
The F240L Firmware..
Click to expand...
Click to collapse
That's what I'm trying mate still stuck in download mode.
riz157 said:
This phone is driving me mad, LG why make it so difficult...
ANyway I was updating software via LG Mobile support tool successfully downloaded software, successfully extracted software......Now S/W upgrade is messing about tried 10 x but keeps stopping around 30%. Error message "Upgrade stopped due to an error"
Please help.
I was rooted.
Click to expand...
Click to collapse
For the "Upgrade stopped due to an error", I had just struggled with it for four hours, and won. I believe it could be that the kdz file had been corrupted during downloading, then I remember that I have an older version kdz, choosed it then voila, I'm back to stock.
hey in download mode you can not flash stock rom the kdz is not corrupted i have same problem and i have tried different versions of kdz but non of them worked
ive got the same problem, so is there any help for that?

Lg G3 Bricked, no recovery, no download mode

hi guys, flashed the rom stock bumped v20i, I received an error in flash with wipe, I rebooted into recovery but does not go. i lost recovery and download mode (volume up and connected usb to pc does not turn on the device).
any solutions?
Same here, any on f460k korean version =/.
I am getting stuck oin bootloop so had to downgrade. Why can't you get to recovery with battery pull and volume down?
always boot certification security, on download mode and recovery =/ even when connect the usb cable.
http://www.usoftsmartphone.com/t269796.html
Can work?
danielg90 said:
hi guys, flashed the rom stock bumped v20i, I received an error in flash with wipe, I rebooted into recovery but does not go. i lost recovery and download mode (volume up and connected usb to pc does not turn on the device).
any solutions?
Click to expand...
Click to collapse
sambrooke said:
I am getting stuck oin bootloop so had to downgrade. Why can't you get to recovery with battery pull and volume down?
Click to expand...
Click to collapse
danielg90 said:
http://www.usoftsmartphone.com/t269796.html
Can work?
Click to expand...
Click to collapse
Can't get in fastboot mode =(.. i read this http://forum.xda-developers.com/lg-g3/general/fix-unbrick-lg-g3-stuck-qualcomm-hs-usb-t2933853 but cant find the COM port only the unknow device.
i folllowed http://forum.xda-developers.com/lg-g3/general/fix-unbrick-lg-g3-stuck-qualcomm-hs-usb-t2933853 and this is the result http://goo.gl/8FSTNp
i gonna try this http://forum.xda-developers.com/showthread.php?t=2582142 , if result i tell u, did u see the com port in your drive? i don't have drive for offline phone on f460 model.
Sorry this isn't helping you guys but..
I'm really afraid of this happening with my device. That's why I still love my Galaxy s4. Never heard of this on galaxy s4.
I really hope you guys figure out the problem. Good luck!
GG.... i got my phone bricked can't find a way to weak up it again :'(
mafury said:
i gonna try this http://forum.xda-developers.com/showthread.php?t=2582142 , if result i tell u, did u see the com port in your drive? i don't have drive for offline phone on f460 model.
Click to expand...
Click to collapse
Link for file g3?
Those files can be extracted from KDZ 5.0 with the kdz extractor tool. This solution don't work for me u.u' can't find qualcom 805 driver...
when i connect phone https://www.dropbox.com/s/uc1yy49a9iyp2t1/Cattura.JPG?dl=0
QHS
danielg90 said:
i folllowed http://forum.xda-developers.com/lg-g3/general/fix-unbrick-lg-g3-stuck-qualcomm-hs-usb-t2933853 and this is the result http://goo.gl/8FSTNp
Click to expand...
Click to collapse
Is your phone in Qualcomm QHSUSB__BULK mode?
If yes I recently got this problem on my D855 after getting an OTA update, it hardbricked, it will need to be boot repaired, the owner of the board diagnostics software is in the thread you got your software from, he restricted his software so that it will give the said error.
He charges 50 USD for repairing boot, I returned my phone to the seller, you should try the software in offline mode, i-e disconnect from the internet before launching the application, if it works then tell us, if not then probably the best option will be to ask the owner of this software for access.
ScAvEnGeR(PHC) said:
Is your phone in Qualcomm QHSUSB__BULK mode?
If yes I recently got this problem on my D855 after getting an OTA update, it hardbricked, it will need to be boot repaired, the owner of the board diagnostics software is in the thread you got your software from, he restricted his software so that it will give the said error.
He charges 50 USD for repairing boot, I returned my phone to the seller, you should try the software in offline mode, i-e disconnect from the internet before launching the application, if it works then tell us, if not then probably the best option will be to ask the owner of this software for access.
Click to expand...
Click to collapse
my device isn't in Qualcomm QHSUSB__BULK mode, is in https://www.dropbox.com/s/uc1yy49a9iyp2t1/Cattura.JPG?dl=0
Good
danielg90 said:
my device isn't in Qualcomm QHSUSB__BULK mode, is in https://www.dropbox.com/s/uc1yy49a9iyp2t1/Cattura.JPG?dl=0
Click to expand...
Click to collapse
Its a good sign, use the LG flash tool, use the TOT method not the KDZ one...
Good Luck...
ScAvEnGeR(PHC) said:
Its a good sign, use the LG flash tool, use the TOT method not the KDZ one...
Good Luck...
Click to expand...
Click to collapse
Any luck with this as im in a similar pickle.
quintaar said:
Any luck with this as im in a similar pickle.
Click to expand...
Click to collapse
What is being displayed in the device manager after installing drivers?
ScAvEnGeR(PHC) said:
Its a good sign, use the LG flash tool, use the TOT method not the KDZ one...
Good Luck...
Click to expand...
Click to collapse
i try lg flash tool method but devide is not detected
ScAvEnGeR(PHC) said:
What is being displayed in the device manager after installing drivers?
Click to expand...
Click to collapse
The com port as in my thread just wanted to check in this post if anyone has any updates too as this one sounds very similar

Lg g3 d855!!pls help:'( ! Hardbrick ! Not turning on,no download mode,pc dont detect!

LG G3 D855 INDIAN VERSION ! NO LEDLIGHTS,NOT TURNING ON,NO DOWNLOAD MODE N NOT DETECTING WHILECONNECTING TO PC!!
HIGH PRIORITY PLEASEEEE
Please Help me Guys !!
I Had KDZ MM FOR MY LG G3 D855 AND LATER IT WAS "NO ROOT" SO I INSTALLED KINGROOT N ROOTED MOBILE AND I INSTALLED "TWRP"APP FROM PLAYSTORE AND INSTALLED RECOVERY IMG"TWRP 2.7.0" AND BOOT INTO RECOVERY
THEN MY PHONE STOPPED TURNING ON AND WHILE I CONNECT TO P.C IT CANNOT BE DETECTED EITHER !! I TRIED ALL WAYS TO BOOT MY MOBILE !! IT MIGHT BE SOFTWARE BRICKED PLEASE HELP ME TURN ON MY MOBILE LG G3 D855 INT VERSION WHICH IS RUNNING ON MM ROM 6.0 !! PLEASEEEE HELPMEEEE PLEASEEE SOMEONE
Just you check!
+ Low battery???
you can changing in off ....
and then.... into again download mode.
if(not work).. I think Your phone was hardbrick.
mchiensd said:
Just you check!
+ Low battery???
you can changing in off ....
and then.... into again download mode.
if(not work).. I think Your phone was hardbrick.
Click to expand...
Click to collapse
It was 100% charged bfre hardbrick but my phone doesntevn show its chargngornot aftr i connect chrger
Rishi223 said:
It was 100% charged bfre hardbrick but my phone doesntevn show its chargngornot aftr i connect chrger
Click to expand...
Click to collapse
Can into Dowload Mode...?
mchiensd said:
Just you check!
+ Low battery???
you can changing in off ....
and then.... into again download mode.
if(not work).. I think Your phone was hardbrick.
Click to expand...
Click to collapse
It was 100% charged bfre hardbrick but my phone doesntevn show its chargngornot aftr i connect chrger
Rishi223 said:
It was 100% charged bfre hardbrick but my phone doesntevn show its chargngornot aftr i connect chrger
Click to expand...
Click to collapse
Turning on LG logo???
Into Download mode>>>????
help
Ramesh Netha said:
LG G3 D855 INDIAN VERSION ! NO LEDLIGHTS,NOT TURNING ON,NO DOWNLOAD MODE N NOT DETECTING WHILECONNECTING TO PC!!
HIGH PRIORITY PLEASEEEE
Please Help me Guys !!
I Had KDZ MM FOR MY LG G3 D855 AND LATER IT WAS "NO ROOT" SO I INSTALLED KINGROOT N ROOTED MOBILE AND I INSTALLED "TWRP"APP FROM PLAYSTORE AND INSTALLED RECOVERY IMG"TWRP 2.7.0" AND BOOT INTO RECOVERY
THEN MY PHONE STOPPED TURNING ON AND WHILE I CONNECT TO P.C IT CANNOT BE DETECTED EITHER !! I TRIED ALL WAYS TO BOOT MY MOBILE !! IT MIGHT BE SOFTWARE BRICKED PLEASE HELP ME TURN ON MY MOBILE LG G3 D855 INT VERSION WHICH IS RUNNING ON MM ROM 6.0 !! PLEASEEEE HELPMEEEE PLEASEEE SOMEONE
Click to expand...
Click to collapse
http://forum.xda-developers.com/sprint-lg-g3/general/guide-fix-hard-brick-recovery-guide-t3132359
This link will help you guy. good luck
thurasisyein said:
http://forum.xda-developers.com/sprint-lg-g3/general/guide-fix-hard-brick-recovery-guide-t3132359
This link will help you guy. good luck
Click to expand...
Click to collapse
That link works, but you need MM TOT file.. can't find one
pakatsui said:
That link works, but you need MM TOT file.. can't find one
Click to expand...
Click to collapse
Then how ???can i use other lollipop TOT Insteadof MM Tot ???
pakatsui said:
That link works, but you need MM TOT file.. can't find one
Click to expand...
Click to collapse
You just downgrade to lollipop, then.... up MM by ZIP
mchiensd said:
You just downgrade to lollipop, then.... up MM by ZIP
Click to expand...
Click to collapse
Can't downgrade since my phone's bricked. I need MM tot to unbrick since I was running MM when my phone got bricked.
pakatsui said:
Can't downgrade since my phone's bricked. I need MM tot to unbrick since I was running MM when my phone got bricked.
Click to expand...
Click to collapse
I known.... But ....
You can downgrade your phone from MM to LL....
Then you UP again to MM
....
You just download 10x TOT... flash to LL..
mchiensd said:
I known.... But ....
You can downgrade your phone from MM to LL....
Then you UP again to MM
....
You just download 10x TOT... flash to LL..
Click to expand...
Click to collapse
Okay.. but the instructions said that I need the tot that is the same android version as the phone before it was bricked. Are you sure this won't make things worse?
pakatsui said:
Okay.. but the instructions said that I need the tot that is the same android version as the phone before it was bricked. Are you sure this won't make things worse?
Click to expand...
Click to collapse
HERE
Hello there,
I have the same problem with my G3 D855.
I send it now but at the LG customer under warranty.
Let's see what it comes out.
Fixed by doing the shorting method. Flashed v10* instead of MM like I was supposed to, but I got to download screen and reinstalled MM
wswfaktor said:
Hello there,
I have the same problem with my G3 D855.
I send it now but at the LG customer under warranty.
Let's see what it comes out.
Click to expand...
Click to collapse
Hey, please share the outcome.
Hey ho,
I'll keep you posted.
The support has now sent me the repair order and the shipping label to the next repair service. On Monday my G3 goes on tour.
Hopefully it is then end of the week back.
As a repair base I had given an update error. Which was caused by the "LG PC Suite" program.
Hope this helps
http://forum.xda-developers.com/lg-g3/help/fix-marshmallow-autorec-hard-brick-t3284608
catercousin said:
Hope this helps
http://forum.xda-developers.com/lg-g3/help/fix-marshmallow-autorec-hard-brick-t3284608
Click to expand...
Click to collapse
Hello there,
Yes, the way I have already looked at.
But I have warranty on my G3 until the end of 2016th
Since I try only so dear, and when LG says no because then I try this out.
Would not be the first mobile phone which you have to open and to repair it ^^

Please help..!! LG g4 hard brick!! Previously it is in h81510h software!!

Hello...I'm having LG g4 h815 version ..I bought refurbished mobile recently..In LG up it says the software is h81510h ...so I flashed v29a nougat European stock room with LG up tool... everything went fine in the LG up tool! But when I reboot it no display appears..only notification light appears and sounds coming! How to get back display to my LG g4 ?? Which room I need to flash?? I want stock h81510h at least to get back to lollipop?? Or tell me any fix .. please
Rom I flashed: H815EU v29a TOT from this link https://forum.xda-developers.com/g4/development/h815-nougat-stock-locked-bootloader-t3709119
By the way I have locked bootloader!! Now I only want to get my phone back to stock 5.1 lolipop H81510h !! Please help...I'm obsessed with this issue...my mobile is completely HARD BRICKED! Not even entering download mode...but recognises in LG up !!
saichinnusanju said:
Hello...I'm having LG g4 h815 version ..I bought refurbished mobile recently..In LG up it says the software is h81510h ...so I flashed v29a nougat European stock room with LG up tool... everything went fine in the LG up tool! But when I reboot it no display appears..only notification light appears and sounds coming! How to get back display to my LG g4 ?? Which room I need to flash?? I want stock h81510h at least to get back to lollipop?? Or tell me any fix .. please
Rom I flashed: H815EU v29a TOT from this link https://forum.xda-developers.com/g4/development/h815-nougat-stock-locked-bootloader-t3709119
By the way I have locked bootloader!! Now I only want to get my phone back to stock 5.1 lolipop H81510h !! Please help...I'm obsessed with this issue...my mobile is completely HARD BRICKED! Not even entering download mode...but recognises in LG up !!
Click to expand...
Click to collapse
https://forum.xda-developers.com/g4/help/ive-bricked-g4-trying-to-flash-kdz-lgup-t3666486
jason_l367 said:
https://forum.xda-developers.com/g4/help/ive-bricked-g4-trying-to-flash-kdz-lgup-t3666486
Click to expand...
Click to collapse
Thanks for the reply....but my mobile not even entering to download mode whatever I try.. please help
saichinnusanju said:
Thanks for the reply....but my mobile not even entering to download mode whatever I try.. please help
Click to expand...
Click to collapse
Suggest you check out the following link: https://forum.xda-developers.com/g4/general/guide-unbrick-via-external-sdcard-qfil-t3748946
steadfasterX has more knowledge about lg hard bricks than anyone - post your issue there and see what he suggests BEFORE doing anything. Your issue may not be exactly the same as the issue he describes how to solve in that thread but he will be able to suggest the best course of action for you to follow.
saichinnusanju said:
Thanks for the reply....but my mobile not even entering to download mode whatever I try.. please help
Click to expand...
Click to collapse
Your device enters in download mode for sure, but you just cant see it because display isnt functional atm
mateus.sc said:
Your device enters in download mode for sure, but you just cant see it because display isnt functional atm
Click to expand...
Click to collapse
What is this?? After a day...when I tried to charge the mobile...a battery icon appears on the display and red led notification flashes ! So that's why I know that display isn't gone
saichinnusanju said:
What is this?? After a day...when I tried to charge the mobile...a battery icon appears on the display and red led notification flashes ! So that's why I know that display isn't gone
Click to expand...
Click to collapse
Those refurbished franken phones become very inconsistent after software modifications.
Before anything the best is to dissasemble the phone and see on the motherboard wich is the real model. After this you can download the right firmware for flash the device and it should be back in the game :good:

V35 bricked...sad

Hi all, I have tried to upgrade to Android P but fail. After that, the phone does not work anymore. Could you please tell me how can I fix it? million thanks
masterken said:
Hi all, I have tried to upgrade to Android P but fail. After that, the phone does not work anymore. Could you please tell me how can I fix it? million thanks
Click to expand...
Click to collapse
How did you get to where you are? What did you use? Need more info.
masterken said:
Hi all, I have tried to upgrade to Android P but fail. After that, the phone does not work anymore. Could you please tell me how can I fix it? million thanks
Click to expand...
Click to collapse
bricked same
stop upgrade LG V35 AT&T
lot people failed
---------- Post added at 02:16 PM ---------- Previous post was at 02:12 PM ----------
masterken said:
Hi all, I have tried to upgrade to Android P but fail. After that, the phone does not work anymore. Could you please tell me how can I fix it? million thanks
Click to expand...
Click to collapse
u can pm motogvasyag to help u fix u r V35
az090631 said:
bricked same
stop upgrade LG V35 AT&T
lot people failed
---------- Post added at 02:16 PM ---------- Previous post was at 02:12 PM ----------
u can pm motogvasyag to help u fix u r V35
Click to expand...
Click to collapse
thanks
Shawnashley said:
How did you get to where you are? What did you use? Need more info.
Click to expand...
Click to collapse
Hi, I used the LGUP to upgrade the LG V35 from Android 8 to 9 with V350ULM20d_00_NAO_US_OP_0612.kdz. The version 8 is V350AWM10n. I used the Refurbish to process it...:crying:
masterken said:
Hi, I used the LGUP to upgrade the LG V35 from Android 8 to 9 with V350ULM20d_00_NAO_US_OP_0612.kdz. The version 8 is V350AWM10n. I used the Refurbish to process it...:crying:
Click to expand...
Click to collapse
So you went from Korean version Oreo to the Unlocked Variant Pie? Probably a compatability issue. I went from Variant 10i to Variant 20d with no issues using the upgrade option in LGUP. Have you tried anything else?
Shawnashley said:
So you went from Korean version Oreo to the Unlocked Variant Pie? Probably a compatability issue. I went from Variant 10i to Variant 20d with no issues using the upgrade option in LGUP. Have you tried anything else?
Click to expand...
Click to collapse
sorry, no. My version is AT&T unlocked V350AWM10n
masterken said:
sorry, no. My version is AT&T unlocked V350AWM10n
Click to expand...
Click to collapse
Have you tried any other KDZ? Have you tried other options besides refurbish?
Shawnashley said:
Have you tried any other KDZ? Have you tried other options besides refurbish?
Click to expand...
Click to collapse
sorry, my screen sticks (please see the picture) and cannot get in any screen to refresh ROM again...thanks
Try draining the battery by connecting an usb fan via otg and putting it into the fridge. After it turned off, enter fastboot mode and flash again.
themostunique said:
Try draining the battery by connecting an usb fan via otg and putting it into the fridge. After it turned off, enter fastboot mode and flash again.
Click to expand...
Click to collapse
Another user had issues with fastboot, could get into mode but nothing worked in fastboot. I might suggest letting it die, then using buttons to download mode while connecting to a PC. But either might work. Would love to hear either way.
masterken said:
Hi all, I have tried to upgrade to Android P but fail. After that, the phone does not work anymore. Could you please tell me how can I fix it? million thanks
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thanks @vbenkovskyy to help me to unbrick my V35
Could you or @vbenkovskyy share what worked? I'm at a similar place.
I just bought a NiB AT&T Unlocked v350awm10w. I tried to follow this guide (https://forum.xda-developers.com/lg-g7-thinq/how-to/guide-how-to-flash-stock-firmware-lock-t3820888) but the .rar for the LGUP_common.dll is corrupted. I tried another version through google but my firmware update stopped at 91% with an 0x2000 error, which from my seach was due to the wrong .dll version. That led me to https://www.reddit.com/r/LgV35/comments/blt10i/how_to_flash_kdz_firmwares/, I extracted the .dll from the unlocked Pie .kdz (V350ULM20d_00_NAO_US_OP_0612) but now when I try to launch LGUP it says the .dll for v350awm10w is not properly installed.
**TheDuke** said:
Could you or @vbenkovskyy share what worked? I'm at a similar place.
I just bought a NiB AT&T Unlocked v350awm10w. I tried to follow this guide (https://forum.xda-developers.com/lg-g7-thinq/how-to/guide-how-to-flash-stock-firmware-lock-t3820888) but the .rar for the LGUP_common.dll is corrupted. I tried another version through google but my firmware update stopped at 91% with an 0x2000 error, which from my seach was due to the wrong .dll version. That led me to https://www.reddit.com/r/LgV35/comments/blt10i/how_to_flash_kdz_firmwares/, I extracted the .dll from the unlocked Pie .kdz (V350ULM20d_00_NAO_US_OP_0612) but now when I try to launch LGUP it says the .dll for v350awm10w is not properly installed.
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This one: url]https://www.lanzous.com/i3y5ocd[/url
Use this one and run as administrator. Don't unzip, just use LGUPD. From within zip. Let me know if it works.
Shawnashley said:
This one: url]https://www.lanzous.com/i3y5ocd[/url
Use this one and run as administrator. Don't unzip, just use LGUPD. From within zip. Let me know if it works.
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Thanks for that link Shawn. Unfortunately after about an hour stuck at 91%, the download mode rebooted. Now it autoboots into the bootloader. I can see it through fastboot devices, but the only on-phone options are restart and power off. I tried to extract the laf.img from the Oreo Fi .kdz and fastboot boot laf.img but I got the g.co/abh warning and it rebooted into bootloader again so I'm stuck. Any help you can give would be great.
Anybody figure this out?
Also US unlocked v35 tried upgrdaing from 8.0 to 9.0 , stuck at 91% and now forever in fastboot mode
anyhelp would be appreciated
thanks
Rico

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