[How to] Unbrick v410 - G Pad 10.1 General

I posted this in the original DEV discussion and I also posted it as a reply to some people with the question. I'm only making this thread to save people from searching through hundreds and hundreds of posts. As you may know there is no kdz or tot for the v410 gpad. Without any clue as to why I woke up and my v410 was in twrp, tried a restore, a wipe, installing custom roms, each time it would say it was successful yet each time it would just boot right back into TWRP. Then i stumbled across a thread made by "Thecubed" in 2013 that had nothing to do with this device, it was a thread about being stuck in TWRP after OTA, so I thought id give it a shot and it worked like a charm 8) here are my instructions
1. if you dont have adb setup adb you can get a minimal adb here
https://www.androidfilehost.com/?fid=385035244224386526
install it, navigate to program files (Or if your on a 64bit system program files(x86)
Right click and click "Open command window here"
2. plug in your device if it isnt already pluged in, and type the following commands pressing ENTER after each line
DO NOT COPY PASTE THE WHOLE THING EACH LINE MUST BE PRESSED ENTERED separately
adb shell
dd if=/dev/block/platform/msm_sdcc.1/by-name/fota of=/sdcard/fota-backup.img
dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/fota
exit
adb reboot
Your phone should boot into your rom now
You can hit thanks for my effort of days of searching and you can also thank the dev of the thread that I got these instructions from "thecubed" here at this link http://forum.xda-developers.com/show....php?t=2451696 Hope this helps someone

Saved my ass tonight! Thanks bud!!

I'm stuck in your boat as well, only booting to twrp. The google docs link dead... but I was able to find the minimal adb. I haven't been able to get a working v410 driver though. Any ideas? I'm on Win10, so perhaps that's my problem.
Edit: I tried another v410 and my pc recognized it, so it's something to do with this tab being stuck in twrp and not getting recognized. if that helps.

I'm in the same boat, nothing I have tried, including the steps listed here seems to work.

If you check the first page of the link majicmazo provided, there are instructions for using the TWRP terminal command, which will start the process of getting it out of its current state.

mikiemc73 said:
If you check the first page of the link majicmazo provided, there are instructions for using the TWRP terminal command, which will start the process of getting it out of its current state.
Click to expand...
Click to collapse
Both links are broken, which is a special feat given the post is only 4 months old and edited on 8/26. Anyway the link you mentioned is correctly posted here: http://forum.xda-developers.com/showthread.php?t=2451696
However, if like me, your device cannot be recognized in Windows, and you're stuck in TWRP, you should run try and run the following command while in TWRP by clicking "Advance" then "Terminal Command" and "Select"
Code:
dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/fota
The command should run, then tap the return button until you're back to the main screen. Reboot without installing SuperSU.
I have 6 v410 devices with nearly exact same setups. I say nearly, because there must be something different that I'm not aware of. 4 out of 6 updated fine, 2 were bricked. 1 had to be sent to LG for warranty replacement. Go figure.

"I have 6 v410 devices with nearly exact same setups."
Good day, Sir! I have v410 and accidentally bricked it when I tried to change something in build.prop. I have no recovery installed. Nothing at all. The only change I did is the root and I cannot flash it due to some errors. A friend of mine told me I should find back up of other good v410 (.tot file if I'm not mistaken) and it could be applied to my bricked v410. Will it work? What method should be used for the .tot file? Are there anyway I could unbrick it without returning it to service centre? I have no warranty since I bought it abroad. I'm looking forward for your answers. Thank you!

I also have a stock recovery image if anyone needs it. Performing the above steps while in twrp will allow you to reboot back into device, but any updates from ATT will cause the device to brick back to TWRP.
If you flash the stock recovery here using flashify,: https://drive.google.com/open?id=0B9ztRll4cXJyTWktNXJLU2VDLU0, you will be able to install the ATTT updates without softbricking into twrp.

ChristopherXDA said:
I also have a stock recovery image if anyone needs it. Performing the above steps while in twrp will allow you to reboot back into device, but any updates from ATT will cause the device to brick back to TWRP.
Click to expand...
Click to collapse
Good!

Sir could you please provide an LG G Pad 7 v410 stock recovery image? I'll try to use it. Thank you!

The Krugz said:
Sir could you please provide an LG G Pad 7 v410 stock recovery image? I'll try to use it. Thank you!
Click to expand...
Click to collapse
Here is the v410 stock recovery: https://drive.google.com/open?id=0B9ztRll4cXJyTWktNXJLU2VDLU0
It worked for me but your mileage may vary. I'm not responsible for any issues.

Thank you, kind sir! I'll inform you if it does worked. :good:

Unfortunately, it didn't work. Perhaps you have v410 stock rom I can flash using lg flash tool?

V410 KDZ or stock recovery request.
ChristopherXDA said:
Here is the v410 stock recovery: //drive.google.com/open?id=0B9ztRll4cXJyTWktNXJLU2VDLU0
It worked for me but your mileage may vary. I'm not responsible for any issues.
Click to expand...
Click to collapse
Click to expand...
Click to collapse
Hello,
I have been flashing v410 lately and I have been unable to find a STOCK v410 kdz anywhere.
A stock recovery file would be great!. However, the one one at the above url looks pretty small (at 13MB) or am I missing something?

triathleteninja said:
Hello,
I have been flashing v410 lately and I have been unable to find a STOCK v410 kdz anywhere.
A stock recovery file would be great!. However, the one one at the above url looks pretty small (at 13MB) or am I missing something?
Click to expand...
Click to collapse
That file is just the recovery partition, not a whole system image.
To the best of my knowledge there has been no kdz released for the V410. Thank your carrier for that, because LG provides it for the V400.

please help my when i command adb shell have error device not found i have Qualcomm HS-USB QDLoader 9008 mode on lg gpad v410 ((

Alright this post is almost a year old...But i still went back and updated the Minimul ADB link, the second link on my post is simply a thanks to the original person, yes it was deleted theres nothing I can do but you guys do not need it it was only there for you guys to say thanks to him. This thread is only the solution to being stuck in TWRP, some people here asked me for the stock rom,At the time i wrote this thread no one had a kdz for the v410 however now there in fact is one, its android 4.4.2 http://www.mediafire.com/file/2433xqabj1k8b8d/V41007h_0.kdz and I found it here https://forum.xda-developers.com/g-pad-10/general/unbrick-v410-t3105091. Probably easier then my thread to simply flash this with the flash tools but If you decide to follow my old outdated method, and follow the steps %100 it should theoretly get you out of the TWRP bootloop, it worked for me and I was simply sharing, However if it doest work for you dont bite my head off, there are many reasons why you might be in a boot-loop and many factors that come into play so My solution might not be the best for you. Anyway I dont know why I'm reviving an almost year old thread but I just never read the responses as I havent been on XDA for a while and figured I would post in case anyone still wanted it. Again there is a much easier way now because there is a KDZ so this is outdated.

Related

TWRP Boot Loop after OTA

I hit the update tonight not thinking and before I had disabled Xposed.. Now my phone is stuck in a boot loop to TWRP. I have tried to wipe dalvik and cache, tried the adb shell commands that work for most people, tried to restore a backup, but none have worked so far.
I am trying to download the stock file to revert back to stock, but it says it will take 2 hours. Any help for the weary?
Is this the only way to get it working again?
I had a similar issue a couple days ago, problem I think was due to TWRP not having "RT -RM" (? - sorry I'm not looking at the exact text right now or have it memorized) option checked in Settings in TWRP, or possibly due to issue of older TWRP version, .2 and the newer .3 works better. My System directory was unmounted and couldn't come back, stuck in boot-loop until I followed the revert-to-stock directions. I had to download the 2 gig file, taking about 2 hours, and it contained readme.txt w/ instructions and all files needed to revert, but it was very tricky. A .DLL must be overwritten in Windows to get the LG firmware flashing software to work right, and you need the .TOT file. It will work if you are diligent, so don't give up hope. I thought my bada$$ new phone was bricked but finally got it to flash back to stock using that method, possibly similar to the quote in this thread, http://forum.xda-developers.com/showpost.php?p=48434571&postcount=1150, using Verizon instructions / sprint files. You can get it back. Mod will probably lock this thread as it is not development so follow that post I just linked, along with the OP. I am in Windows 8.1 x64 so I think it can work on any version of Windows.
Oh and this thread should probably get locked as it shouldn't go in dev section, mod will probably move or lock it. Hope you figured it out.
Sent from my LG-LS980 using Tapatalk
Thread Moved as it does not belong in the Development Section.
What I did ti fix diwnload mode
I took the rom I last flashed. Opened it. went to the system folder and extracted the build.prop (opened it with notepad). Press the find button in one of the drop down menus and find the model number your g2 thinks it is and change it to what it actually is.( in my cause mines had a d801 rom so it thought was one instead of an ls980) I changed mine from d801 to ls980. Saved it (make sure its saved as build.prop). Now go into the rom you originally got the build.prop from and replace it with the new one adb push the rom to the phone in twrp then flash it. Then boot into download mode and flash away
viper42391 said:
I hit the update tonight not thinking and before I had disabled Xposed.. Now my phone is stuck in a boot loop to TWRP. I have tried to wipe dalvik and cache, tried the adb shell commands that work for most people, tried to restore a backup, but none have worked so far.
I am trying to download the stock file to revert back to stock, but it says it will take 2 hours. Any help for the weary?
Is this the only way to get it working again?
Click to expand...
Click to collapse
Go into twrp, Go to advanced, Go to terminal, Click the arrow,in bottom right.
Enter
dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/fota
Hit enter then enter this dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/misc
Hit enter and reboot
Sent from my VS980 4G using XDA Free mobile app
NBreunig3 said:
Go into twrp, Go to advanced, Go to terminal, Click the arrow,in bottom right.
Enter
dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/fota
Hit enter then enter this dd if=/dev/zero of=/dev/block/platform/msm_sdcc.1/by-name/misc
Hit enter and reboot
Sent from my VS980 4G using XDA Free mobile app
Click to expand...
Click to collapse
Thank you very much! Work great!
I am dealing with the same issue,
i've had the Optimus ROM installed
and decided to try out cloudy, the phone was rooted and unlocked.
after wiping in TWRP and installing the new rom phone fails to boot to system and goes to recovery automaticly.
i know i could fix this by installing everything from scratch (STOCK).
NBreunig3's solution doesnt work for me either.
what am i doing wrong in the process?
Mortred said:
I am dealing with the same issue,
i've had the Optimus ROM installed
and decided to try out cloudy, the phone was rooted and unlocked.
after wiping in TWRP and installing the new rom phone fails to boot to system and goes to recovery automaticly.
i know i could fix this by installing everything from scratch (STOCK).
NBreunig3's solution doesnt work for me either.
what am i doing wrong in the process?
Click to expand...
Click to collapse
Save the headache, flash stock 4.4.2, towelroot, autorec and start over.
vPro97 said:
Save the headache, flash stock 4.4.2, towelroot, autorec and start over.
Click to expand...
Click to collapse
Yeah that is exactly what i did (used ioroot25, and the autorec app is amazing!!), but since i didnt have anything installed on my pc i had to download everything from scratch
and a simple 20 min process became a multiple hours one (trying to avoid that in the future).
anyway i've got the cloudy ROM now and it seems that it is already unlocked so i got that going for me which is nice .

[Q] No noob, Recovery problems.

So i got my brand new verizon Lg G2 Yesterday, straight from verizon. It came stock Running VS98012B, Build number JDQ39B, Android 4.2.2.
I ran it completely stock for a little bit, and loved it. But ima crack flasher, and cant run stock for long. So i decided to root. I Used ioroot24 With a few hiccups(ADB drivers wouldnt install with windows 7, So i had to boot into windows xp and do the process).
So im now running the same software with a completely functioning and full root. Next step was to install TWRP or Cwm(philz). I followed WACOmalts Guide.... with no success.
(http://forum.xda-developers.com/showthread.php?t=2449670) This one.
Option 1 Goes good until this step
"./loki_flash recovery /data/local/tmp/openrecovery-twrp-2.6.3.2-g2vzw.img"
It always says something failed (Not sure about the message Because i cant repeat it now) Or it gives me a list of commands, as if i typed "adb"
Option 2 I can follow completely through with no errors, But rebooting into recovery always brings me to a black screen.
Ive tried the 2.6.3.1 and the 2.6.3.2 .img files with so success. So i downloaded both 2.6.3.3 and 2.7.0.0 zips and extracted the recovery img and tried using those files. Still a black screen.
Option 3 Just dont work for me.
Has anyone Had his trouble before? Im not a huge noob, Ive had a optimus l9, galaxy nexus, and htc incredible 4g, All with working recoverys So im sure i have enough knowledge. Please Help!
s-chassis said:
So i got my brand new verizon Lg G2 Yesterday, straight from verizon. It came stock Running VS98012B, Build number JDQ39B, Android 4.2.2.
I ran it completely stock for a little bit, and loved it. But ima crack flasher, and cant run stock for long. So i decided to root. I Used ioroot24 With a few hiccups(ADB drivers wouldnt install with windows 7, So i had to boot into windows xp and do the process).
So im now running the same software with a completely functioning and full root. Next step was to install TWRP or Cwm(philz). I followed WACOmalts Guide.... with no success.
(http://forum.xda-developers.com/showthread.php?t=2449670) This one.
Option 1 Goes good until this step
"./loki_flash recovery /data/local/tmp/openrecovery-twrp-2.6.3.2-g2vzw.img"
It always says something failed (Not sure about the message Because i cant repeat it now) Or it gives me a list of commands, as if i typed "adb"
Option 2 I can follow completely through with no errors, But rebooting into recovery always brings me to a black screen.
Ive tried the 2.6.3.1 and the 2.6.3.2 .img files with so success. So i downloaded both 2.6.3.3 and 2.7.0.0 zips and extracted the recovery img and tried using those files. Still a black screen.
Option 3 Just dont work for me.
Has anyone Had his trouble before? Im not a huge noob, Ive had a optimus l9, galaxy nexus, and htc incredible 4g, All with working recoverys So im sure i have enough knowledge. Please Help!
Click to expand...
Click to collapse
Just ran into the same issue it doesn't seem like anyone has an answer for this yet, some from this thread http://forum.xda-developers.com/showthread.php?t=2584052
said they were able to just flash back to stock and do everything over and it worked but I was looking into to that but the KDZ method is apparently broken at the time and for the TOT method to restore I can't find a VS98012B (latest VZ firmware so far) TOT file to use for the restore so I don't break anything else.
I'll see what I can find and let me know if you find anything :good:
try Flashify app from the store :good:
Ok so "s-chassis" so being as persistent as I am:laugh:, I was able to find the stock recovery for VS98012B in another thread you can download it here:
http://forum.xda-developers.com/sho...mctr=(not provided)&__utmv=-&__utmk=193184686
Look at post #10
Then I used the dd method to flash the recovery, here it is if you forgot
adb push recovery_vs98012b.img /data/local/tmp/recovery_vs98012b.img
adb shell
(IF YOU DONT SEE A # prompt, type su to get it.)
cd /data/local/tmp
dd if=/data/local/tmp/recovery_vs98012b.img of=/dev/block/platform/msm_sdcc.1/by-name/recovery
exit
adb reboot recovery
I got back to the stock recovery but the android has a red exclamation mark on it not sure why but if you have any ideas let me know

Please Recovery Stock LG G PAD 7 LTE v410

Hi I'm looking for the recovery of the stock LG G PAD tablet 7 "LTE I am root backup with TWRP but I can not go back to Recovery Stock.
Before flashing the TWRP I forgot to make a backup of Recovery
Sorry for my bad English.
thanks
exebuera said:
Hi I'm looking for the recovery of the stock LG G PAD tablet 7 "LTE I am root backup with TWRP but I can not go back to Recovery Stock.
Before flashing the TWRP I forgot to make a back of Recovery
Sorry for my bad English.
thanks
Click to expand...
Click to collapse
here's a link to an image I made before flashing twrp on my v410. I've restored it with dd and flashify and it works fine. https://docs.google.com/file/d/0B1l3W9XHAqEgX0ZCUWc1QTlfWjg/edit?usp=docslist_api
jason2678 said:
here's a link to an image I made before flashing twrp on my v410. I've restored it with dd and flashify and it works fine. https://docs.google.com/file/d/0B1l3W9XHAqEgX0ZCUWc1QTlfWjg/edit?usp=docslist_api
Click to expand...
Click to collapse
hey @jason2678 thanks, but how did i flash this if i dont have twrp installed? can i use fastboot or adb?
dreamtheater17 said:
hey @jason2678 thanks, but how did i flash this if i dont have twrp installed? can i use fastboot or adb?
Click to expand...
Click to collapse
I'd recommend flashify to flash recovery images. You can download it from the play store. So easy to make a typo and mess things up with adb and dd.
You could do it with a terminal or adb shell. Say you store the image in /sdcard
Code:
su
dd if=/sdcard/recovery.img of=/dev/block/mmcblk0p14
Verify mmcblk0p14 is recovery before you try this. I'm pretty sure that's right, but I don't have my tablet right now and you can make a serious mess of your device this way if you overwrite the wrong partition. Check it by listing your partitions with this:
Code:
su
ls -al /dev/block/platform/*/by-name
By default this little tablet does not have fastboot, but you can enable it with this method. I've zeroed out my laf partition and verified I can boot into fastboot mode, but I've never actually used it to flash anything. It just seemed like a good idea to have fastboot available to fall back on rather than LG download mode since there was no kdz available for the V410 for a long time.
jason2678 said:
I'd recommend flashify to flash recovery images. You can download it from the play store. So easy to make a typo and mess things up with adb and dd.
You could do it with a terminal or adb shell. Say you store the image in /sdcard
Code:
su
dd if=/sdcard/recovery.img of=/dev/block/mmcblk0p14
Verify mmcblk0p14 is recovery before you try this. I'm pretty sure that's right, but I don't have my tablet right now and you can make a serious mess of your device this way if you overwrite the wrong partition. Check it by listing your partitions with this:
Code:
su
ls -al /dev/block/platform/*/by-name
By default this little tablet does not have fastboot, but you can enable it with this method. I've zeroed out my laf partition and verified I can boot into fastboot mode, but I've never actually used it to flash anything. It just seemed like a good idea to have fastboot available to fall back on rather than LG download mode since there was no kdz available for the V410 for a long time.
Click to expand...
Click to collapse
Thank you! the thing is i bricked my g pad, i really dont know much about the tab because the lack of support it has. I was using it with cm12.1 and i use a stock recovery founded in Android central to revert back to stock, but in TWRP i flashed the img as recovery and also as boot, so the g pad entered in a bootloop were only enters in stock recovery, my Windows 10 laptop doesn't recognize the tab when in adb sideload, and doesn't know much about adb Shell, i'm following the comandas you wrote but i'm always getting error: closed.
i know how to get back to stock using the kdz, but using the kdz will make the partition issue and will have to folllow a looong looong process.
If you could give me a hand with this i would really apprecciate it
Sorry I've never encountered the adb closed problem myself, but I have heard about it before. Some people have reported the following series of commands fixes it:
Code:
adb usb
adb devices
adb kill-server
adb start-server
The first two commands normally don't really do anything and its pretty obvious what the second two do, but some people have reported success doing this.
Some people have reported the closed error was fixed by updating their adb binary. If you're using the android-sdk update platform-tools, or if you're using a standalone adb consider looking for an update for it.
Good luck. That procedure to get things back to normal following using the kdz to restore sounds messy.
dreamtheater17 said:
Thank you! the thing is i bricked my g pad, i really dont know much about the tab because the lack of support it has. I was using it with cm12.1 and i use a stock recovery founded in Android central to revert back to stock, but in TWRP i flashed the img as recovery and also as boot, so the g pad entered in a bootloop were only enters in stock recovery, my Windows 10 laptop doesn't recognize the tab when in adb sideload, and doesn't know much about adb Shell, i'm following the comandas you wrote but i'm always getting error: closed.
i know how to get back to stock using the kdz, but using the kdz will make the partition issue and will have to folllow a looong looong process.
If you could give me a hand with this i would really apprecciate it
Click to expand...
Click to collapse
hi, i have the same problem than u, i wanna know if i can flash the US CELLULAR kdz for solve the partition issue? because i already flash the kdz test from ATT
jason2678 said:
here's a link to an image I made before flashing twrp on my v410. I've restored it with dd and flashify and it works fine. https://docs.google.com/file/d/0B1l3W9XHAqEgX0ZCUWc1QTlfWjg/edit?usp=docslist_api
Click to expand...
Click to collapse
I flashed stock rooted 4.4.2, and I want to OTA to Stock Lollipop, but it says there is no update. Any ideas of how I can get back to fully stock? Would flashing this stock recovery make it work? Is being rooted blocking the OTA update from seeing an available update?
mxpxboi said:
I flashed stock rooted 4.4.2, and I want to OTA to Stock Lollipop, but it says there is no update. Any ideas of how I can get back to fully stock? Would flashing this stock recovery make it work? Is being rooted blocking the OTA update from seeing an available update?
Click to expand...
Click to collapse
If you applied an OTA with a custom recovery installed it might soft brick your tablet, but I don't see why that would stop it from detecting and downloading the update. It is always safest to flash stock recovery, fully unroot, and undo any modifications you've made to /system before taking an OTA, but some devices are more picky than others. With what you're describing I'm afraid that even if you do unroot and flash stock recovery your tablet still won't find the OTA.
Do you have a nandroid backup of an unmodified stock ROM you could restore?
And just so you know that lollipop bootloader is not vulnerable to the bump exploit, so no custom recovery or ROMs if you get it to apply.
Whenever I type "reboot recovery" in terminal emulator, it boots straight to factory reset. I have tried this multiple times with both dd and flashify. Do you know what causes this? I'm downloading the OTA right now, I hope it doesn't wipe then too...
please help
i was a dumbass and accidently flashed my boot instead of recovery do you by chance have a boot.img that i can use to reflash my boot.img please help as im really stuck..thanks in advance
Devil911 said:
i was a dumbass and accidently flashed my boot instead of recovery do you by chance have a boot.img that i can use to reflash my boot.img please help as im really stuck..thanks in advance
Click to expand...
Click to collapse
Download the timmytim stock ROM, and extract the boot.img from it. There are probably quicker ways, but having the stock ROM on hand is a good idea.
Sent from my Amazon Fire using XDA Labs
Thank you...
I resolved my issue i had forgotten in my haste i posted the same question in two different sections. However after fixing everything my tablet was broke not the out glass but the inner display. I cant afford another one or a replacement part to even fix mine. So unless i can find one someone who bricked theirs completely or get a handme down im tabless for awhile.... Thank you though for the reply. The original boot file wouldnt work properly i had to use the boot file from the stock rooted rom and not the timmytim deoxedized rom.. i dont know why unless the bootfile is specific to each rom. Maybe i did something wromg during the flash. But i had gotten it fixed nevertheless.
Devil911 said:
I resolved my issue i had forgotten in my haste i posted the same question in two different sections. However after fixing everything my tablet was broke not the out glass but the inner display. I cant afford another one or a replacement part to even fix mine. So unless i can find one someone who bricked theirs completely or get a handme down im tabless for awhile.... Thank you though for the reply. The original boot file wouldnt work properly i had to use the boot file from the stock rooted rom and not the timmytim deoxedized rom.. i dont know why unless the bootfile is specific to each rom. Maybe i did something wromg during the flash. But i had gotten it fixed nevertheless.
Click to expand...
Click to collapse
The stock rooted is by timmytim ?
I forgot about deodexed, actually.
Glad you fixed boot, shame your tablet broke ?
Sent from my Amazon Fire using XDA Labs

Nexus 6p Root Failure / Boot Loop / Android 6.0.1

I tried to root my Nexus 6P and now I'm stuck. It won't finish booting. I followed instructions found on the web. I unlocked bootloader with no problem. I copied the latest SuperSU file to the phone. I installed TWRP recovery. However, I could not find the SuperSU file when using TWRP. Nevertheless, when I went to exit, TWRP asked if I wanted to instal SuperSU. I recall reading somewhere that it will install the wrong version of SuperSU (not the one for 6.0.1). Somehow I must have hit the wrong selection because it installed it anyway. Now I have an infinite loop.
I have tried to factory reset with TWRP. That fails. I downloaded the 6.0.1 images files from Google. I tried to run flash-all.bat, but that doesn't work. I have pushed images and ZIPs to the /sdcard/ folder with ADB. ADB recognizes the device, but fastboot does not (when connected to my laptop) (which is why flash-all doesn't work). I have tried to install the images/zips with TWRP. However, I always get "failed" messages. I get messages that partitions won't load.
Stupidly, I do not have a nandroid backup (yes, I know, a dumb move).
Any suggestions on what to try next? I'm at my wit's end with this. I've searched the web all morning and found all kinds of helpful info, but I can't find anything to get me past this point. I am perfectly willing to wipe it all out and start over again if I could just force it to do that. I just bought it so I suppose I could return it (I think there's a 30-day return policy), but Google might not like it if it comes back in this state, I suppose. I had an AT&T Galaxy Note 5 for half a day but found out, after the fact, that I can't root it.
Thanks for any help or suggestions.
Why did you follow instructions found on "Web" when u have the beautiful guide by our @Heisenberg? Read this thread. Instead of running flash - all. Bat file, follow the instructions in this guide. http://forum.xda-developers.com/showthread.php?t=3206928
jaidev.s said:
Why did you follow instructions found on "Web" when u have the beautiful guide by our @Heisenberg? Read this thread. Instead of running flash - all. Bat file, follow the instructions in this guide. http://forum.xda-developers.com/showthread.php?t=3206928
Click to expand...
Click to collapse
I saw that post. I wish I had followed it. However, the instructions are very similar to what I tried, although not exact. Where I went wrong is letting TWRP install SuperSU for me. I didn't mean to but when I touched the phone it installed it (of course, I hit something, but I don't know what). Fastboot does not recognize the phone in recovery. I can follow Heisenberg's instructions to get back to stock IF fastboot would recognize the phone. ADB recognizes the phone. Would it be possible to use ADB Sideload instead? How can I force fastboot to recognize the phone? If I could do that, I would be able to flash images back to the phone. Thanks!
U should try fastboot in bootloader / download mode instead of recovery mode..
OK, two comments: Duh (as I slap my head) and Bless You! That worked. I'm back to stock. At least the phone works now. I'll try again to root following Heinsenberg's instructions! Thanks. Where do I sent the beer money?
jaidev.s said:
U should try fastboot in bootloader / download mode instead of recovery mode..
Click to expand...
Click to collapse
Well, I'm back to a stock phone, anyway. Flashing SuperSU per Heinsenberg's instructions did not give me root. Oh well. I'll keep trying. It did install and it did reboot just fine. However, root checker says I have no root and Titanium Backup won't run, either. Thanks.

How to return to complete stock after TWRP installed

Hi guys,
I've done quite a bit of reading and there are some old guides with outdated links, but nothing current that seems to be something I can follow.
I have an LGV20 H918 that I have installed TWRP on and would like to return to completely stock. I used this guide - https://forum.xda-developers.com/v20/how-to/step-step-guide-lg-v20-h918-unlocking-t3808258 to get where I am if it makes a difference.
Currently, everything is wiped, no system is installed. Now, any attempt to use UPPERCUT / LGUP to install the H91810p_00_0717.kdz file won't work because LGUP won't see the phone in download mode - because I have TWRP 3.2.1-3 installed instead.
Is there a quick way to return the phone to a state where the original download mode exists (Volume Up & USB plug in) and I can use LGUP to reinstall the original H91810p firmware? I don't care about root, or TWRP or anything else at this point. Just need to get back to stock.
Thanks for any help! It would be really appreciated.
VirtualTed said:
Hi guys,
I've done quite a bit of reading and there are some old guides with outdated links, but nothing current that seems to be something I can follow.
I have an LGV20 H918 that I have installed TWRP on and would like to return to completely stock. I used this guide - https://forum.xda-developers.com/v20/how-to/step-step-guide-lg-v20-h918-unlocking-t3808258 to get where I am if it makes a difference.
Currently, everything is wiped, no system is installed. Now, any attempt to use UPPERCUT / LGUP to install the H91810p_00_0717.kdz file won't work because LGUP won't see the phone in download mode - because I have TWRP 3.2.1-3 installed instead.
Is there a quick way to return the phone to a state where the original download mode exists (Volume Up & USB plug in) and I can use LGUP to reinstall the original H91810p firmware? I don't care about root, or TWRP or anything else at this point. Just need to get back to stock.
Thanks for any help! It would be really appreciated.
Click to expand...
Click to collapse
You need to be in download mode
Having TWRP shouldn't make any difference
Sent from my LG-H910 using Tapatalk
have you installed TWRP to laf partition? that would explain why you don't have download mode. I think you would need to use TWRP terminal and dd command to restore original laf partition. ask in the thread.
ozkaya said:
have you installed TWRP to laf partition? that would explain why you don't have download mode. I think you would need to use TWRP terminal and dd command to restore original laf partition. ask in the thread.
Click to expand...
Click to collapse
Adding to what he said I believe runningnak3d has a zip to restore download mode on the laf partition in the laf exploit thread
Sent from my LG-H910 using XDA Labs
Ah, this is very helpful guys. So my real question should be, "How do I restore download mode on an LG V20 H918"?
-VT
VirtualTed said:
Ah, this is very helpful guys. So my real question should be, "How do I restore download mode on an LG V20 H918"?
Click to expand...
Click to collapse
There is a flashable .ZIP in the first post of the lafsploit thread.

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