lg g6 impossible recovery - LG G6 Questions and Answers

today unfortunately I updated magisk 18.1to 19, that I had installed on a 20h rom stock with root and from that moment I can no longer use the phone. I tried by installing rom from recovery twrp (3.3.0 - 3.2.3) have an error with partition. I tried using lgup with stock rom 20g, 20h, 20i but I always error on anti roolback. I've always done the various wipes, including the internal storage, but nothing, I can't install any firmware, ideas?
lg g6 h870

alex70italy said:
today unfortunately I updated magisk 18.1to 19, that I had installed on a 20h rom stock with root and from that moment I can no longer use the phone. I tried by installing rom from recovery twrp (3.3.0 - 3.2.3) have an error with partition. I tried using lgup with stock rom 20g, 20h, 20i but I always error on anti roolback. I've always done the various wipes, including the internal storage, but nothing, I can't install any firmware, ideas?
lg g6 h870
Click to expand...
Click to collapse
try to use lgup so it reinstalls stock partitions /recovery/firmware. It should work

dmann9999 said:
try to use lgup so it reinstalls stock partitions /recovery/firmware. It should work
Click to expand...
Click to collapse
Thanks, i resolve with lgup & put firmware in upgrade mode (last i have 20g i put 20h).
All other mode nothing

Related

LG G2 F320 (soft?) brick (no recovery, no fastboot, rooted, can't flash KDZ)

I tried updating the bootstack on my LG G2 since it was having WiFi disconnect issues. After updating it with the Lollipop bootstack on a Lollipop ROM (Dirty Unicorns 5.1.1) I couldn't use the camera and flash light.
I then decided to just flash the stock LG G2 Lollipop KDZ and start afresh.
However, my phone became bricked into fastboot mode but I got out of it by flashing all the img files through fastboot. Now it is getting stuck at the LG logo and I can't enter fastboot or recovery now... I can access download mode but it says it's still rooted and when I go to flash a new KDZ (tried multiple versions) it says phone disconnected, or force closes the support tool.
I've been in this situation before but I can't remember how I got out of it...
I'm running Windows 8.1 and have read that you can't flash KDZ through the support tool on Windows 8/8.1 so I'm in the process of installing a Windows 7 virtual machine.
reeper250 said:
I tried updating the bootstack on my LG G2 since it was having WiFi disconnect issues. After updating it with the Lollipop bootstack on a Lollipop ROM (Dirty Unicorns 5.1.1) I couldn't use the camera and flash light.
I then decided to just flash the stock LG G2 Lollipop KDZ and start afresh.
However, my phone became bricked into fastboot mode but I got out of it by flashing all the img files through fastboot. Now it is getting stuck at the LG logo and I can't enter fastboot or recovery now... I can access download mode but it says it's still rooted and when I go to flash a new KDZ (tried multiple versions) it says phone disconnected, or force closes the support tool.
I've been in this situation before but I can't remember how I got out of it...
I'm running Windows 8.1 and have read that you can't flash KDZ through the support tool on Windows 8/8.1 so I'm in the process of installing a Windows 7 virtual machine.
Click to expand...
Click to collapse
Oh my god.. What happend to you g2 ?
First, don't give up, sooner or later you are gonna unbrick your G2 in the end. I have been there too.
If you can get into download mode, you are very lucky.
Just Ignore root thing, it has nothing to do with flashing KDZ/TOT.
You got to learn how to use LG flashtool first.
http://forum.xda-developers.com/showthread.php?t=2432476
My suggestion is that just stick to TOT tool instead of KDZ tool. Sometimes KDZ tool fails during flashing without proper reason.
And that problem often happens when you are going back to stock rom from CM12.1 roms like DU, BlissPop...
But one thing to remember, TOT tool would wipe out your internal memory.
Unplugging you external SD memory is recommended while doing KDZ/TOT flashing.
If you still fail with TOT tool.... It's no good. You may have to try short-circuit method.
Good luck.
ailing said:
Oh my god.. What happend to you g2 ?
First, don't give up, sooner or later you are gonna unbrick your G2 in the end. I have been there too.
If you can get into download mode, you are very lucky.
Just Ignore root thing, it has nothing to do with flashing KDZ/TOT.
You got to learn how to use LG flashtool first.
http://forum.xda-developers.com/showthread.php?t=2432476
My suggestion is that just stick to TOT tool instead of KDZ tool. Sometimes KDZ tool fails during flashing without proper reason.
And that problem often happens when you are going back to stock rom from CM12.1 roms like DU, BlissPop...
But one thing to remember, TOT tool would wipe out your internal memory.
Unplugging you external SD memory is recommended while doing KDZ/TOT flashing.
If you still fail with TOT tool.... It's no good. You may have to try short-circuit method.
Good luck.
Click to expand...
Click to collapse
Failed everything except TOT. The TOT took about 6-8 hours to download...
Flashed TOT and it booted fine, then updated to stock Lollipop with KDZ. It's currently working EXCEPT....
Camera doesn't work still, can't send a text because the "Messaging" app force closes, don't have the flash light, and I can't seem to start ABD to root it.
SD Card is working fine though. Using a 64GB formatted to FAT32 and restored all my pictures, music, etc.
The main thing is the camera and messaging app, plus the flash light is really handy when working on my car.
At least I have a working phone
Managed to get it recognised in device manager and ADB but when rooting it stops at 45%...
reeper250 said:
Managed to get it recognised in device manager and ADB but when rooting it stops at 45%...
Click to expand...
Click to collapse
Oh... I think there's possibility your camera hardware has gone out of order.
When you are in LG stock rom, and still experience problem... well I guess it's not software problem.
Because TOT flashing is complete software factory reset. It revert everything to out of factory state.
And for rooting, sometimes it just get stuck. but suddenly it just get rooted. I can't explain the reason.
But you should remember one thing in mind, don't initialize V3. It's anti virus program, and it blocks rooting.
When you boot for the first time, you maybe was asked if you agree with V3 software, just choose don't agree and skip it.
If you still fail rooting, just flash KDZ/TOT again to go back to KitKat. When you're done with flashing KDZ/TOT, just stay there and don't update KK version because KK update could block rooting.
Of course you should not agree with V3 software install.
Use towel root, it's the most easiest way. go to towelroot.com and download apk. (click logo)
Root your G2 and use KitKat version of autorec to install TWRP.
ailing said:
Oh... I think there's possibility your camera hardware has gone out of order.
When you are in LG stock rom, and still experience problem... well I guess it's not software problem.
Because TOT flashing is complete software factory reset. It revert everything to out of factory state.
And for rooting, sometimes it just get stuck. but suddenly it just get rooted. I can't explain the reason.
But you should remember one thing in mind, don't initialize V3. It's anti virus program, and it blocks rooting.
When you boot for the first time, you maybe was asked if you agree with V3 software, just choose don't agree and skip it.
If you still fail rooting, just flash KDZ/TOT again to go back to KitKat. When you're done with flashing KDZ/TOT, just stay there and don't update KK version because KK update could block rooting.
Of course you should not agree with V3 software install.
Use towel root, it's the most easiest way. go to towelroot.com and download apk. (click logo)
Root your G2 and use KitKat version of autorec to install TWRP.
Click to expand...
Click to collapse
Got root eventually. Not sure why but it worked after like the 6th time...
Is it the bootstack or something that's causing the camera and flash to stop working?
It only started having those issues when I installed the new bootstack.
I'm about to throw this stupid phone against the wall...
I cleared Cache and Dalvik Cache after successfully installing TWRP and it came up with "Security Error" and I can't boot
reeper250 said:
I'm about to throw this stupid phone against the wall...
I cleared Cache and Dalvik Cache after successfully installing TWRP and it came up with "Security Error" and I can't boot
Click to expand...
Click to collapse
I can guarantee TOT flashing would revert everything to factory default state. So Even if bootstack has caused problem, after flashing TOT, everything should be back to normal. Because TOT flashing includes bootstack.
Tot flashing completely wipe out your G2 and rewrite EVERYTHING.
I am 100 percent sure that camera's malfunction has nothing to do with bootstack.
BTW, which version of autorec did you use ? There are two versions of autorec. You should not be mistaken.
Because KitKat autorec would destroy Lollipop's kernel and cause security error.
To my knowledge, XDA forum has only KK version which made by cloudyfa.
Even if you had security error, It's too early to give up.
First, Power off, and holding vol.up and connect USB. If you are lucky again, you would see download mode.
Or try to get into recovery by pressing vol.up and power.
At worst case, you can't get into recovery nor download mode, either.
But That doesn't mean you should throw out g2. You can still revive G2.
Recently I made how to revive bricked G2 (only F320 specific) in Korean. It's already known method.
You have to open back cover and disassemble to try short-circuit.
If you really want to try short-circuit method, I would make short translated version for you.
G2 is really hard to brick. So don't throw up until G2 is real dead.
Good luck
ailing said:
I can guarantee TOT flashing would revert everything to factory default state. So Even if bootstack has caused problem, after flashing TOT, everything should be back to normal. Because TOT flashing includes bootstack.
Tot flashing completely wipe out your G2 and rewrite EVERYTHING.
I am 100 percent sure that camera's malfunction has nothing to do with bootstack.
BTW, which version of autorec did you use ? There are two versions of autorec. You should not be mistaken.
Because KitKat autorec would destroy Lollipop's kernel and cause security error.
To my knowledge, XDA forum has only KK version which made by cloudyfa.
Even if you had security error, It's too early to give up.
First, Power off, and holding vol.up and connect USB. If you are lucky again, you would see download mode.
Or try to get into recovery by pressing vol.up and power.
At worst case, you can't get into recovery nor download mode, either.
But That doesn't mean you should throw out g2. You can still revive G2.
Recently I made how to revive bricked G2 (only F320 specific) in Korean. It's already known method.
You have to open back cover and disassemble to try short-circuit.
If you really want to try short-circuit method, I would make short translated version for you.
G2 is really hard to brick. So don't throw up until G2 is real dead.
Good luck
Click to expand...
Click to collapse
I probably installed the wrong AutoRec then...
Flashed the KDZ again and booted but it's saying "System UI has stopped", com.android.phone has stopped", etc.
I guess I have to TOT flash again and start over... again...
reeper250 said:
I probably installed the wrong AutoRec then...
Flashed the KDZ again and booted but it's saying "System UI has stopped", com.android.phone has stopped", etc.
I guess I have to TOT flash again and start over... again...
Click to expand...
Click to collapse
In normal case, after flashing TOT, there should not be any problem at all. Because It's in factory default condition. I mean, it's like the first time you open up the package right after you buy.
As for your case, I think something is seriously wrong.
Make sure you flashed right TOT matched to your F320. As you already know, there are 3 variants, F320S, F320K, F320L.
Ah.. I almost forgot. If you want to try aosp roms other than LG stock rom, you can try when you are in KitKat, too. While you are in KK, don't update KK version. Because updated KK version blocks rooting.
Right after flashing KK tot/kdz, try towel root. It's the easiest rooting tool.
You can download it at towelroot.com
After rooting, install supersu and use KK autorec (which made by cloudyfa) to install TWRP.
But In my opinion you should figure out why stock rom has system UI crash.
In authorized LG service center, engineer uses the same TOT tool. In theory you can't have any problem after flashing TOT. unless there are some damaged hardware.
This is all I can help. Hope you solve the problem.
ailing said:
In normal case, after flashing TOT, there should not be any problem at all. Because It's in factory default condition. I mean, it's like the first time you open up the package right after you buy.
As for your case, I think something is seriously wrong.
Make sure you flashed right TOT matched to your F320. As you already know, there are 3 variants, F320S, F320K, F320L.
Ah.. I almost forgot. If you want to try aosp roms other than LG stock rom, you can try when you are in KitKat, too. While you are in KK, don't update KK version. Because updated KK version blocks rooting.
Right after flashing KK tot/kdz, try towel root. It's the easiest rooting tool.
You can download it at towelroot.com
After rooting, install supersu and use KK autorec (which made by cloudyfa) to install TWRP.
But In my opinion you should figure out why stock rom has system UI crash.
In authorized LG service center, engineer uses the same TOT tool. In theory you can't have any problem after flashing TOT. unless there are some damaged hardware.
This is all I can help. Hope you solve the problem.
Click to expand...
Click to collapse
TOT is for my F320S, just flashed it again and it worked.
Installed AutoRec LP and it worked. Ended up installing Dirty Unicorns 5.1.1 which worked.
Camera and flash still don't work.
I remember this happened to me ages ago but I can't remember how I fixed it
ailing said:
In normal case, after flashing TOT, there should not be any problem at all. Because It's in factory default condition. I mean, it's like the first time you open up the package right after you buy.
As for your case, I think something is seriously wrong.
Make sure you flashed right TOT matched to your F320. As you already know, there are 3 variants, F320S, F320K, F320L.
Ah.. I almost forgot. If you want to try aosp roms other than LG stock rom, you can try when you are in KitKat, too. While you are in KK, don't update KK version. Because updated KK version blocks rooting.
Right after flashing KK tot/kdz, try towel root. It's the easiest rooting tool.
You can download it at towelroot.com
After rooting, install supersu and use KK autorec (which made by cloudyfa) to install TWRP.
But In my opinion you should figure out why stock rom has system UI crash.
In authorized LG service center, engineer uses the same TOT tool. In theory you can't have any problem after flashing TOT. unless there are some damaged hardware.
This is all I can help. Hope you solve the problem.
Click to expand...
Click to collapse
Hello it is easy to provide me links to f320s .tot and .dll ?
LG g2 d802 not accepting fastboot commands
reeper250 said:
I tried updating the bootstack on my LG G2 since it was having WiFi disconnect issues. After updating it with the Lollipop bootstack on a Lollipop ROM (Dirty Unicorns 5.1.1) I couldn't use the camera and flash light.
I then decided to just flash the stock LG G2 Lollipop KDZ and start afresh.
However, my phone became bricked into fastboot mode but I got out of it by flashing all the img files through fastboot. Now it is getting stuck at the LG logo and I can't enter fastboot or recovery now... I can access download mode but it says it's still rooted and when I go to flash a new KDZ (tried multiple versions) it says phone disconnected, or force closes the support tool.
I've been in this situation before but I can't remember how I got out of it...
I'm running Windows 8.1 and have read that you can't flash KDZ through the support tool on Windows 8/8.1 so I'm in the process of installing a Windows 7 virtual machine.
Click to expand...
Click to collapse
if anyone can help me. I dont know if it'is a hard brick or not, but i can go to the fastboot mode only. when i try to erase some partitions tho i get this error FAILED (remote: failed to erase partition) and my phone says Failure sending erase group start command to the card(RD;2).
I've tried to flash files too but nothing seems to work since everything leads me to an error and the phone says this when i try to flash it :Failure sending write group start command to the card(RD;2).
if anyone is able to help me, i would very much appriciate

D800 - I just can't get CloudyG2 working no matter what I do...

I've been having issues with my phone, and I'm not sure if this is a HW issue or not, but no matter what I do, either I lose recovery or get a security error. I poked around and found some instructions in the CloudyG3 thread. They're for 3.0 but I would guess 3.3 wouldn't be different enough to brick this thing. Can't remember who the quote is from, I just copy/pasted it, but here it is:
Some of you sent me a PM asking for the install instructions on D800 and this is how you install CloudyG2 3.0:
Downloads:
1. Download CloudyG2 3.0 - https://www.androidfilehost.com/?fid=95897840722646001
2. Download Patch - https://mega.co.nz/#!sVY0mRTb!qn7S9B...3m_QpMQkgzunn0
3. Download Signal Patch - https://dl.dropboxusercontent.com/u/...l_Variants.zip
4. Download LP Baseband - http://blastagator.ddns.net/modem.php - d800-30f-modem-blastagator-signed.zip
5. Download KK Bootstack - http://blastagator.ddns.net/bootloader.php - bootstack-d800-KK_20c-blastagator-signed.zip
6. Optional: Download JB Bootstack in case if you want to revert the installation process and go back to your current ROM - http://blastagator.ddns.net/bootloader.php - bootstack-d800-JB_10d-blastagator-signed.zip
Flashing Process:
1. Backup the existing ROM (including EFS, Modem, etc.) in TWRP - very important and copy it over to the computer, just in case!
2. Wipe System + Data + Cache + Dalvik Cache - Do NOT select internal storage as it contains all your downloaded files + backups!
3. Flash KK Bootstack (downloaded from Step 5)
4. Flash LP Baseband (downloaded from Step 4)
5. Flash CloudyG2 3.0 (downloaded from Step 1) - Leave the default in Aroma when you have to pick the variant. Do NOT reboot the device as the patch installation (next Step) is very important.
6. Flash Patch (dowloaded from Step 2) - Select your variant.
7. Flash Signal Patch (downloaded from Step 3)
8. Reboot
Enjoy!
Click to expand...
Click to collapse
I'm guessing I have the incorrect files, most of the links I found in the thread with these instructions didn't seem to work so I Googled for them, maybe I don't even have the correct files. I took a screenshot in cmd of the exact filesizes.
Any help would be greatly appriciated!
level5music said:
I've been having issues with my phone, and I'm not sure if this is a HW issue or not, but no matter what I do, either I lose recovery or get a security error. I poked around and found some instructions in the CloudyG3 thread. They're for 3.0 but I would guess 3.3 wouldn't be different enough to brick this thing. Can't remember who the quote is from, I just copy/pasted it, but here it is:
I'm guessing I have the incorrect files, most of the links I found in the thread with these instructions were dead mega.co.nz links so maybe I don't even have the correct files. I took a screenshot in cmd of the exact filesizes.
Any help would be greatly appriciated!
Click to expand...
Click to collapse
you want to install cloudy g2 3.3?
this is whati did
used to root http://www.droidviews.com/easily-root-lg-devices-using-the-one-click-root-script/ if you are on lollipop it gets stuck at 90% twice after 3 attemps same stuck at 90% rebooted and it was rooted
then on playstore i used autorec canat remeber if it says v2.. but for lollipop installed and it checked my device and its said it was ready. so i just clicked twrp and it installed twrp then i downloaded blastogator twrp and installed cloudy g2 3.3 on d800 unlocked... sorry if you were refferimg to another version of cloudy..
raptorddd said:
you want to install cloudy g2 3.3?
this is whati did
used to root http://www.droidviews.com/easily-root-lg-devices-using-the-one-click-root-script/ if you are on lollipop it gets stuck at 90% twice after 3 attemps same stuck at 90% rebooted and it was rooted
then on playstore i used autorec canat remeber if it says v2.. but for lollipop installed and it checked my device and its said it was ready. so i just clicked twrp and it installed twrp then i downloaded blastogator twrp and installed cloudy g2 3.3 on d800 unlocked... sorry if you were refferimg to another version of cloudy..
Click to expand...
Click to collapse
Coming off a fresh TOT flash, I root with towelroot, flash TWRP using AutoRec, flash bootloader, then flashed Cloudy. It will boot at first, but then I run into "black screen of death" or security errors or when trying to boot to recovery, I'll run into similar issues. Does Blastagator's TWRP make the difference here?
level5music said:
Coming off a fresh TOT flash, I root with towelroot, flash TWRP using AutoRec, flash bootloader, then flashed Cloudy. It will boot at first, but then I run into "black screen of death" or security errors or when trying to boot to recovery, I'll run into similar issues. Does Blastagator's TWRP make the difference here?
Click to expand...
Click to collapse
no not really, but i do know that we had to use 2871 cause newer version were wiping f2fs, so now latest build its working but i dont think it has something to do .... am sorry i just got mine like a week ago and mine was in lollipop.. so i know nothing about coming from other version of android. dont even know whatsa tot flash.. i still need to learn alot..
check here and see if you can find a way to fix this good luck
http://forum.xda-developers.com/lg-g2/general/05-10-index-guides-fixes-roots-t3218178
level5music said:
Coming off a fresh TOT flash, I root with towelroot, flash TWRP using AutoRec, flash bootloader, then flashed Cloudy. It will boot at first, but then I run into "black screen of death" or security errors or when trying to boot to recovery, I'll run into similar issues. Does Blastagator's TWRP make the difference here?
Click to expand...
Click to collapse
I had the exact problem happen to me ....... I got the black screen of death .... phone wouldnt boot ....... and when i used the kk bootloader i would lose recovery ..... I was coming from kk to CloudyG2 ....
This is how i solved.
1. Flashed back to stock, stumproot to root Autorec v1 for bootloader
2. used Flashify to upgrade to 2.8.7.1 ( its now 2.8.7.3)
3. Downloaded n used bumpted LP bootstack and flashed blastagator stripped rom (its in flashable zip and installs everythin including modem .... patches etc EVERYTHING) http://forum.xda-developers.com/att-g2/development/rom-stock-lollipop-30b-stripped-t3144195
4. Downloaded kk bootstack , CloudyG2 3.3 and clean flashed in recovery
I have been enjoying Cloudy ever since ...... D800
Thanks all, got it running! Cloudyfa has done some absolutely brilliant work here with this ROM, as well as xdabbeb with the advanced camera driver and xCam. I'm usually a vanilla-or-nothing guy with my Android ROMs but this one is quick and power efficient. The KitKat ROM that shipped with the phone was super bloated and gross, but I'll admit LG UX 4.0 isn't really that offensive, plus I like the goodies like Multi-Window and QuickRemote. Once I disabled/hid some of the remaining LG bloat, it's surprisingly pleasant and not really that far from AOSP aesthetically. Again, cheers to those who provided the assist on this one for me!
... now my only question is, should I try CloudyG3?

Downgrade from 7.0 to 6.0.1 for the LG G5 H850

1,unlocked bootload,https://www.gizdev.com/lg-g5-h850-twrp-3-0-rooting-guide/
2,install rec for h850 ,http://thunderztech.com/root-lg-g5-on-android-7-0-nougat-with-twrp-recovery/
3,into rec and flash LG-H85010E-Flashable.Bootloader.zip from autoprime,http://forum.xda-developers.com/lg-g5/development/stock-h850-10e-eu-rom-flashable-zips-t3448273
4,lg up flash 6.0.1 kdz,http://forum.xda-developers.com/lg-g5/development/stock-h850-10e-eu-rom-flashable-zips-t3448273
5,wipe you device by keep volume- always and power,when look lg logo,press power again and keep it ,then press yes,yes
you have downgrade to 6.0.1
xjqlfq said:
1,unlocked bootload,https://www.gizdev.com/lg-g5-h850-twrp-3-0-rooting-guide/
2,install rec for h850 ,http://thunderztech.com/root-lg-g5-on-android-7-0-nougat-with-twrp-recovery/
3,into rec and flash LG-H85010E-Flashable.COMPLETE.zip from autoprime,http://forum.xda-developers.com/lg-g5/development/stock-h850-10e-eu-rom-flashable-zips-t3448273
4,lg up flash 6.0.1 kdz,http://forum.xda-developers.com/lg-g5/development/stock-h850-10e-eu-rom-flashable-zips-t3448273
5,wipe you device by keep volume- always and power,when look lg logo,press power again and keep it ,then press yes,yes
you have downgrade to 6.0.1
Click to expand...
Click to collapse
good info.
I can make it even easier... instead of downloading my 10E COMPLETE ZIP
Just download/flash my 10E BOOTLOADER ZIP. It'll make LGUP work again with M KDZs and the BOOTLOADER ZIP is much smaller!
autoprime said:
good info.
I can make it even easier... instead of downloading my 10E COMPLETE ZIP
Just download/flash my 10E BOOTLOADER ZIP. It'll make LGUP work again with M KDZs and the BOOTLOADER ZIP is much smaller!
Click to expand...
Click to collapse
thanks,get it
autoprime said:
good info.
I can make it even easier... instead of downloading my 10E COMPLETE ZIP
Just download/flash my 10E BOOTLOADER ZIP. It'll make LGUP work again with M KDZs and the BOOTLOADER ZIP is much smaller!
Click to expand...
Click to collapse
I had several problems with this procedure (coming from V20a):
1. After flashing 10C BOOTLOADER ZIP via TWRP, LGUP was not able to detect my device type anymore, but this worked with previous bootloader. Why?
2. Flashing the 10C COMPLETE ZIP did result in a loss of TWRP (although recovery.img is not part if complete ZIP). Why?
3. Flashing the 10E COMPLETE ZIP caused FCs and a bootloop Reset in system recovery did help to get the device up again.
After that LGUP did find again my H850 and upgrade option works now with M KDZs (which did not work under Nougat). But the refurbish option is still not working and says "not supported".
fuxi222 said:
I had several problems with this procedure (coming from V20a):
1. After flashing 10C BOOTLOADER ZIP via TWRP, LGUP was not able to detect my device type anymore, but this worked with previous bootloader. Why?
2. Flashing the 10C COMPLETE ZIP did result in a loss of TWRP (although recovery.img is not part if complete ZIP). Why?
3. Flashing the 10E COMPLETE ZIP caused FCs and a bootloop Reset in system recovery did help to get the device up again.
After that LGUP did find again my H850 and upgrade option works now with M KDZs (which did not work under Nougat). But the refurbish option is still not working and says "not supported".
Click to expand...
Click to collapse
1. I suggested 10E not 10C.. not sure why LGUP 1.14 + UPPERCUT wouldn't see it. But UPPERCUT is geared towards recent devices on recent software. It's possible 10C is too old to fall under the UPPERCUT 1.0.0.0 umbrella.. and you're always welcome to use the older LGUP methods instead.
2. You will always lose TWRP if you boot into Android without patching the boot.img or flashing supersu zip first. The stock system.img has a patch in it which always tries to replace the recovery partition with stock recovery.. and zips like supersu stop such things from happening. The procedure is to flash twrp.. boot into twrp.. flash supersu. flashing twrp then booting into android = no more twrp. this is standard android stuff for awhile now.
3. The refurbish option isn't needed and I've already explained in the UPPERCUT thread that refurbish is not supported. All refurbish option does is force the phone to run a factory reset after KDZ finishes... the user can just run a factory reset manually after the flash to achieve the exact same end result.
autoprime said:
1. I suggested 10E not 10C.. not sure why LGUP 1.14 + UPPERCUT wouldn't see it. But UPPERCUT is geared towards recent devices on recent software. It's possible 10C is too old to fall under the UPPERCUT 1.0.0.0 umbrella.. and you're always welcome to use the older LGUP methods instead.
2. You will always lose TWRP if you boot into Android without patching the boot.img or flashing supersu zip first. The stock system.img has a patch in it which always tries to replace the recovery partition with stock recovery.. and zips like supersu stop such things from happening. The procedure is to flash twrp.. boot into twrp.. flash supersu. flashing twrp then booting into android = no more twrp. this is standard android stuff for awhile now.
3. The refurbish option isn't needed and I've already explained in the UPPERCUT thread that refurbish is not supported. All refurbish option does is force the phone to run a factory reset after KDZ finishes... the user can just run a factory reset manually after the flash to achieve the exact same end result.
Click to expand...
Click to collapse
At first: Big thanks for your quick response!!!
to 1.: The reason for 10C instead of 10E is simple: you do not have a KDZ file for 10E on your codefire drive (only a ZIP), but for 10C the KDZ was available. And the links to LG server were not working yesterday for me.
I read Uppercut the first time now and will give it a try today in the evening (German time). :fingers-crossed:
to 2.: Understood. Thank you! :good:
to 3.: Then how can I get rid of the 3 error messages on start-up related to NT-code ("Can't find matched cust for NT-code" + "OP name for Buyer-code...")? I understood, that refurbish will flash new cust partition and this will solve the problem. I see cust.img also on your drive, but it is not inluded in the COMPLETE ZIPs. Would it help to flash this?
Or can LG Bridge help in this case? It does refuse to flash my phone, maybe because of the bootloader unlock?!
I read so many threads yesterday, but nothing solved this issue... :crying::crying:
fuxi222 said:
to 3.: Then how can I get rid of the 3 error messages on start-up related to NT-code ("Can't find matched cust for NT-code" + "OP name for Buyer-code...")? I understood, that refurbish will flash new cust partition and this will solve the problem. I see cust.img also on your drive, but it is not inluded in the COMPLETE ZIPs. Would it help to flash this?
Or can LG Bridge help in this case? It does refuse to flash my phone, maybe because of the bootloader unlock?!
I read so many threads yesterday, but nothing solved this issue... :crying::crying:
Click to expand...
Click to collapse
cust should be getting flashed regardless of selecting refurbish or not as far as I know.. but perhaps I'm wrong.
if you have root/twrp just zero out the cust partition or simply delete the files inside the cust folder using a file explorer app... and the error msg should go away on next reboot.
this is in the FAQ/Q&A section in the OP of all my stock threads for H850.
if you're on M and must flash a KDZ with refurb option... just use the old LGUP methods. but if you're sticking with TWRP there's not really any need to flash any KDZ.. you can flash whatever in TWRP instead.
autoprime said:
cust should be getting flashed regardless of selecting refurbish or not as far as I know.. but perhaps I'm wrong.
if you have root/twrp just zero out the cust partition or simply delete the files inside the cust folder using a file explorer app... and the error msg should go away on next reboot.
this is in the FAQ/Q&A section in the OP of all my stock threads for H850.
if you're on M and must flash a KDZ with refurb option... just use the old LGUP methods. but if you're sticking with TWRP there's not really any need to flash any KDZ.. you can flash whatever in TWRP instead.
Click to expand...
Click to collapse
"and the error msg should go away on next reboot." I get 3 error messages related to this. Will I get rid of all of them?
"old LGUP methods" means tool version 1.11 instead of 1.14? So use version 1.11 for MM and 1.14 for N?!
Unfortunately, refurbish does not work even under MM for me regardless if I use version 1.11 or 1.14.
BTW: The old version 1.11 asks my each time I trigger the refurbish process to "Input new NT code" (the new version does not behave like this). Is my problem maybe caused by this or can this be used to input a working string there?
fuxi222 said:
"and the error msg should go away on next reboot." I get 3 error messages related to this. Will I get rid of all of them?
"old LGUP methods" means tool version 1.11 instead of 1.14? So use version 1.11 for MM and 1.14 for N?!
Unfortunately, refurbish does not work even under MM for me regardless if I use version 1.11 or 1.14.
BTW: The old version 1.11 asks my each time I trigger the refurbish process to "Input new NT code" (the new version does not behave like this). Is my problem maybe caused by this or can this be used to input a working string there?
Click to expand...
Click to collapse
i dont have an H850 so idk.. but any time ive had someone zero cust theyve said errors have gone away. so if they dont for you.. you must be special. try it and find out... then report back. if it doesnt work... ¯\_(ツ)_/¯
old lgup methods = 1.11 + dll msi installer, yes. but i see no reason to use 1.11 simply for refurbish option. most people should be able to use LGUP 1.14 + UPPERCUT for most situations on G4/G5/V20.
i dont know abotu the NT code stuff with LGUP.. again.. I dont have a H850. but if you have TWRP then there's really no need to be messing with LGUP at all unless you want to be 100% stock/unrooted with no TWRP. just zero cust or try flashing the cust.img that's in the folder.
I cant help any more on this NTCode subject without a device that uses it. good luck.
autoprime said:
good info.
I can make it even easier... instead of downloading my 10E COMPLETE ZIP
Just download/flash my 10E BOOTLOADER ZIP. It'll make LGUP work again with M KDZs and the BOOTLOADER ZIP is much smaller!
Click to expand...
Click to collapse
Only if someone is on the same point: For me, it is only working to flash the COMPLETE ZIP! When I flash bootloader only, LGUP does not detect the model type of my device anymore (detected type is "Unknown"). I have tried it now for 2 times with similar results...
BTW: I used this method to get rid of the annoying NT code issue: http://forum.xda-developers.com/showpost.php?p=66957161&postcount=4
@autoprime Can't we just flash 10E with the refubrish option? Somehow I'm unable to get into recovery with the button combination after downgrading and updating again, even though I'm doing it properly and I was able to do it before.
EDIT: So refubrish stopped working now too. Dang. I installed the recovery through Dirty Cow, flashed the bootstack and went back to 10E, but I still don't have a recovery. ;_;
Ok, I've tried everything and button combination for recovery still doesn't work, so think if you really wanna risk being unable to easily factory reset your phone.
autoprime said:
1. I suggested 10E not 10C.. not sure why LGUP 1.14 + UPPERCUT wouldn't see it. But UPPERCUT is geared towards recent devices on recent software. It's possible 10C is too old to fall under the UPPERCUT 1.0.0.0 umbrella.. and you're always welcome to use the older LGUP methods instead.
2. You will always lose TWRP if you boot into Android without patching the boot.img or flashing supersu zip first. The stock system.img has a patch in it which always tries to replace the recovery partition with stock recovery.. and zips like supersu stop such things from happening. The procedure is to flash twrp.. boot into twrp.. flash supersu. flashing twrp then booting into android = no more twrp. this is standard android stuff for awhile now.
3. The refurbish option isn't needed and I've already explained in the UPPERCUT thread that refurbish is not supported. All refurbish option does is force the phone to run a factory reset after KDZ finishes... the user can just run a factory reset manually after the flash to achieve the exact same end result.
Click to expand...
Click to collapse
Well I am trying to flash stock EE rom, which I have the KDZ for.
I am flashing via upgrade, and all that happens is when the phone boots it is unstable, phone app crashing etc.
All settings still intact, no myee app, app from open EU rom still exists, very very strange.
Is it possible to convert a KDZ to a twrp flashable zip as twrp seems far easier.
I suspect if I used refurbish it would fix this issue as upgrade seems to not be clearing everything.
chrcol said:
Well I am trying to flash stock EE rom, which I have the KDZ for.
I am flashing via upgrade, and all that happens is when the phone boots it is unstable, phone app crashing etc.
All settings still intact, no myee app, app from open EU rom still exists, very very strange.
Is it possible to convert a KDZ to a twrp flashable zip as twrp seems far easier.
I suspect if I used refurbish it would fix this issue as upgrade seems to not be clearing everything.
Click to expand...
Click to collapse
Did u try what I suggested in other thread? Wipe internal storage before first boot, reboot recovery afterwards before booting system; are u clean flashing? Are you trying to restore any data at all besides things like messages and call logs?
Going from an openEU.kdz to a branded .Kdz would definitely require a Twrp data format and a recovery reboot, perhaps do all this b4 using LGUP with kdz.
Yes it is possible to make a .zip from a kdz, but it's not a simple process and there is no EE branded 20a.zip
Autoprime already stated that refurbish option can be used if you use LGUP v1.11 instead of latest 1.14 but don't forget the .DLL file. Also all refurbish does is wipe data and internal storage; which can be done via TWRP using the method I mentioned above. Try what I mentioned and then reflash kdz;forget about any data besides text messages just take the extra 30min to resetup device from scratch.
What version of LGUP are you using? Can u give more info be more descriptive about what's happening?
it is resolved now but I was just trying to get it in a good state to return the phone to EE.
Doing a factory reset in twrp didnt work, but what did work is I did a reset from in the rom, and after the reboot it was properly reset.
What was odd is when I wiped system and data manually in twrp that also didnt work.
I think I forgot to check if I completely wiped the internal storage, photos etc. As I was rushing to get the phone to be sent back. But the description for the reset option in android says it does wipe all personal data so hopefully that did it.
How can I downgrade LS992?
İs this possible for lg g5 H860?
For H850 just download H85010i_00_OPEN_EU_OP_0923.kdz flash it with LGUP 1.4(uppercut) after it's finished reset the phone then just flash android 6 firmware that you like.
i have h850 ,
current firmware is v20a updated via fota
no root , no bootloader unlock ,,, compleatlly stock phone
i want to downgreade to any 6.0.1 firmware without losing data (if possible)
if not, what to check and what steps to do without tripping on cust ot drk or modem or .... issues ?
pleas advice me ....
LGUP corrupts whenever i hit Start, but it works just fine with N kdz (mine is 20a). I have tried to flash bootloader but still ended up with the same outcome.
Lucky patcher does not work on nougat. Application not installed. playstore error 504
autoprime said:
good info.
I can make it even easier... instead of downloading my 10E COMPLETE ZIP
Just download/flash my 10E BOOTLOADER ZIP. It'll make LGUP work again with M KDZs and the BOOTLOADER ZIP is much smaller!
Click to expand...
Click to collapse
I rooted H850 following autoprime's LG G5 H850 Bootloader Unlock instruction with autoprime's modded "Minimal ADB and Fastboot" {[ 1.) selecting port 41 in device manager (maybe was not necessary) and 2.) pushing TWRP twrp-3.1.1-0-h850.img 3.)booted into recovery (Using 2 hands.. use one hand/finger to press/hold volume down.. and use the other hand for the power button. Press n hold both buttons.) 4. flashing SuperSU (UPDATE-SuperSU-v2.82-20170528234214.zip) ]}.
Installed 20a with lgup because for a strange (windows 10 folder administrator permission) reason nether UPPERCUT_1.0.0.0.exe nether LGFlashTool.exe worked properly).
Unfortunatly I installed [ROM] [Nougat 7.0] Fulmics ROM 3.3 ◦ v20D ◦ H850 but, because the very big LACK of xposed framework on nougat, I had too much difficulties to patch correctly the core jar with lucky patcher getting a lot of error "app not installed the package appears to be corrupt" and other play store error 504 app not installed.
So I decided to downgrade and leave from any Nougat 7.0 based rom in order to move on Marshmallow 6.0. In particular I used TWRP to wipe everything and flash [STOCK][M] H850 10E OPEN EU ROM autoprime's 10E COMPLETE ZIP then Supersu then framework.
On android this time I skipped google registration and LG software updates with data and wifi OFF.
Then I activated USB debug in developer section
Then I followed these step in that really precise order:
a) installed super su again with twrp (want to be sure to have got ROOT);
b) configure Super Su setting in android to activate pseudo PRO option then uncheck the "separation mount space" in order to share .init;
c) configure Super Su setting giving permission always without asking and also during in boot (to everybody);
d) installed xposed-v87-sdk23-arm64.zip in TWRP
e) installed lucky patcher and using it to unistall every LG apps;
f) activate for the very first time wify in order to update immidiately lucky patcher (update available in lucky patcher settings) than download patch update;
g) installed xposed apk (in android obviosly because I refer to apk pattern) and run it following app procedure for a correct detection of framework then activate Lucky patcher module in xposed apk then reboot to permit lucky patcher using framework;
h) installed busybox (after the check I choose the "smart install").
i) and now I enjoy the freedom that I haven't got in Nougat to test some application before buying them, just to be sure to not waste money for fake apk like voice pro or other expensive one that fools me before so many times. :good:
Update: G5 H850 Genisys Theme 1.3 v10e MM is a great choice for stability and battery life.

How to properly flash a KDZ ?

Hi, i've recently buy a Huawei Mate 10 Pro and now i want to sell my LG G6. For that i need to reflash a Stock ROM via KDZ but unfortunately, i can't.
I've try many versions of LG UP whith this guide and this guide or this guide and no matter what i do whith LG UP (Refurbisgh or Upgrade) the process end at 9% and nothing is done.
I'm on Fulmics ROM 1.6 with TWRP 3.1.1.0.
Someone can help me to flash a KDZ on my G6 ?
Thanks
Using uppercut?
I will try, thanks ?
I am using stock firmware and am looking to flash a different region KDZ firmware and i have the file.
Can i install the KDZ file using LG Bridge ? or using some other software ?
Do i need to start from scratch after flashing a KDZ ?;
Can i backup and restore the applications and data using LG Bridge ?
basicreece said:
Using uppercut?
Click to expand...
Click to collapse
It works !!!!!
Thanks a lot, 3 days i try to flash this ****ING G6.
raddy said:
I am using stock firmware and am looking to flash a different region KDZ firmware and i have the file.
Can i install the KDZ file using LG Bridge ? or using some other software ?
Do i need to start from scratch after flashing a KDZ ?;
Can i backup and restore the applications and data using LG Bridge ?
Click to expand...
Click to collapse
You can install LG UP and launch it with Uppercut, a guide here : https://forum.xda-developers.com/lg-g5/development/uppercut-lgup-loader-g5-variants-t3511295
If you choose Upgrade in LG UP, you don't have to start from scratch, the Upgrade process doesn't erase your data, if you choose Refurbish, all your data is erased.
I d'ont know what LG Bridge is but i think it's the Backup App made by LG. If it's right, yes i think you can use it.
Salamender said:
It works !!!!!
Thanks a lot, 3 days i try to flash this ****ING G6.
You can install LG UP and launch it with Uppercut, a guide here : https://forum.xda-developers.com/lg-g5/development/uppercut-lgup-loader-g5-variants-t3511295
If you choose Upgrade in LG UP, you don't have to start from scratch, the Upgrade process doesn't erase your data, if you choose Refurbish, all your data is erased.
I d'ont know what LG Bridge is but i think it's the Backup App made by LG. If it's right, yes i think you can use it.
Click to expand...
Click to collapse
Glad it's working mate!!
Salamender said:
If you choose Upgrade in LG UP, you don't have to start from scratch, the Upgrade process doesn't erase your data, if you choose Refurbish, all your data is erased.
Click to expand...
Click to collapse
why I can't choose refurbish for my g6 on lgup started by uppercut? i got common dll.
thx
patatoso said:
why I can't choose refurbish for my g6 on lgup started by uppercut? i got common dll.
thx
Click to expand...
Click to collapse
if you want clean installation make it with fastboot
fastboot format userdata
fastboot format cache
fastboot format system
LG G6 Verizon - Stock, not rooted, with FRP lock.
Can flashing stock rom in this method remove the FRP lock?
just flashed stock with Uppercut.
I've installed LgUp and Lg Drivers, connected the phone, selected the proper .kdz file and flashed.

NO FINGERPRINT ON FULMICS AFTER OREO on H870

I explain my situation:
I was on fulmics 4.2 and everything ok.
Tried a flash oreo without format /data
Bootllop
Ok clean install
Still bottloop
Cleaned everything, installed fulmics + ota
Now all ok except the fingerprint, it is like it does not exist, no option in settings at all.
Does someone have a solution without flashing back a kdz?
Maybe a flashable fingerprint driver?
Same problem
siggey said:
I explain my situation:
I was on fulmics 4.2 and everything ok.
Tried a flash oreo without format /data
Bootllop
Ok clean install
Still bottloop
Cleaned everything, installed fulmics + ota
Now all ok except the fingerprint, it is like it does not exist, no option in settings at all.
Does someone have a solution without flashing back a kdz?
Maybe a flashable fingerprint driver?
Click to expand...
Click to collapse
Same problem with fingerprint with stock version after update.
I solved fkashing stock oreo zip after a full wipe + data.
siggey said:
I explain my situation:
I was on fulmics 4.2 and everything ok.
Tried a flash oreo without format /data
Bootllop
Ok clean install
Still bottloop
Cleaned everything, installed fulmics + ota
Now all ok except the fingerprint, it is like it does not exist, no option in settings at all.
Does someone have a solution without flashing back a kdz?
Maybe a flashable fingerprint driver?
Click to expand...
Click to collapse
with the oreo update there were also update files for the bootloader, you have to flash official nougat to recover the old version of the bootloader because the new bootloader is not compatible with nougat and created problems like the unrecognized fingerprint reader
Mindy07du44 said:
with the oreo update there were also update files for the bootloader, you have to flash official nougat to recover the old version of the bootloader because the new bootloader is not compatible with nougat and created problems like the unrecognized fingerprint reader
Click to expand...
Click to collapse
I have the same problem with lineage 15.1. Flashed Oreo zip to test and now my fingerprint is gone in Lineage. Do you mean flash Nougat kdz to recover old version of the bootloader? or just a nougat zip?
Flashing a Nougat Zip (Open EU)worked for me. No need to flash kdz.
schoeni11 said:
I have the same problem with lineage 15.1. Flashed Oreo zip to test and now my fingerprint is gone in Lineage. Do you mean flash Nougat kdz to recover old version of the bootloader? or just a nougat zip?
Flashing a Nougat Zip (Open EU)worked for me. No need to flash kdz.
Click to expand...
Click to collapse
yes the kdz or otherwise with the zip is possible but check if the files for the bootloader and in the zip
schoeni11 said:
I have the same problem with lineage 15.1. Flashed Oreo zip to test and now my fingerprint is gone in Lineage. Do you mean flash Nougat kdz to recover old version of the bootloader? or just a nougat zip?
Flashing a Nougat Zip (Open EU)worked for me. No need to flash kdz.
Click to expand...
Click to collapse
When you reinstalled lineage did you wipe anything?
Gobrel said:
When you reinstalled lineage did you wipe anything?
Click to expand...
Click to collapse
did a restore of my nandroid backup.
Please explain step by step
So last year i started learning a bit about roms as stuff like that so after searching i saw Fulmics Rom and i chose that one to flash on my device. On that day i was on Oreo. I did all the stuff (format data, wipe...) then flashed the Rom and it was ok But the fingerprint option was there sometimes and sometimes not... After a day or so it expired so i flashed again (after formatting etc) but no fingerprint. So i just gave up, i was happy that i didnt brick my phone so i just accepted it...But today it's kind of annoying i searched a lot and everyone talks about flashing stock Nougat and then the Rom or flash stock Oreo and then Nougat and then the Rom... Well i tried but with no success.
I hope someone can help me with that
Thank you

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