Help! Updated while rooted, stuck in TWRP - G2 Q&A, Help & Troubleshooting

So I am fairly new to rooting and didn't know that it's not a great idea to do an OTA update while you're rooted. So I did just that and when prompted to restart the phone, it did and loaded directly in to TWRP. I tried to just reboot from there and it kept going back to TWRP. So I tried to recovery from a backup, same thing, right back to TWRP. Also, I can't get into download mode. What do I do?

floydmcscroops said:
So I am fairly new to rooting and didn't know that it's not a great idea to do an OTA update while you're rooted. So I did just that and when prompted to restart the phone, it did and loaded directly in to TWRP. I tried to just reboot from there and it kept going back to TWRP. So I tried to recovery from a backup, same thing, right back to TWRP. Also, I can't get into download mode. What do I do?
Click to expand...
Click to collapse
This should help. http://forum.xda-developers.com/showthread.php?t=2451696

You need to first download the kdz and lg flash utility with drivers.
Install drivers
The factory reset deleting system, cache, internal sd.
Then shutdown your g2.
Start to downloaded mode connecting your g2
Flash kdz & voila... Done
I too bricked my phone before. My flashing stuck at 49%. Recovered using above method, all is well now
This works 1000%. I bet on it. Just remember to wipe the phone completely before flashing. You will return to stock with unrooted status in download mode. U will have your warranty back too
Sent from my LG-D802 using XDA Premium 4 mobile app

Related

4.4 OTA update. Stuck at splash screen

Ok do I did search first but can't find anyone with the same problem.
Started with stock 4.3 rooted, unlocked,TWRP.
Got the update notification, told it to update. It auto rebooted to TWRP and applied the update with no error. When it was done (assuming it was done progress bar finished) it went to the main TWRP menu. I told it to reboot and it just sits at the new 4.3 splash screen animation. I assumed it may take a bit so I let it sit for about 20min with no change. Rebooted it a couple times, also tried applying the update again via twrp (errors out as i woukd expect). Wiped dalvik and cache. Didn't do a factory wipe because I'd like to avoid that but still no change.
Any suggestions? Should I manually load the full 4.4 package via TWRP?
Thanks!
Sent from my SAMSUNG-SGH-I337 using xda app-developers app
Same exact setup... Say exact issue... Oh and before rebooting I wiped Dalvik and Cache as "Sandard Operating Proceedure" ... I'm going to just do a clean flash at this point....
Tracy
Hi
I have the same problem. had a rooted 4.3, and after the update the screens remains on the splash thing. restarted a couple of times, did wipe data, factory reset, and it still remains stuck at the boot. What should i do. pls help
step944 said:
I have the same problem. had a rooted 4.3, and after the update the screens remains on the splash thing. restarted a couple of times, did wipe data, factory reset, and it still remains stuck at the boot. What should i do. pls help
Click to expand...
Click to collapse
Prior to the installation of the OTA it is safer to re-install stock recovery. Root is lost but re-installing a custom recovery and SuperSu bring back root.
gunner1937 said:
Prior to the installation of the OTA it is safer to re-install stock recovery. Root is lost but re-installing a custom recovery and SuperSu bring back root.
Click to expand...
Click to collapse
How can i install stock recovery?
You *could* unzip the factory image and then fastboot the recovery.img file. A lot easier is to download the wugfresh nexus root toolkit and use that:
http://www.wugfresh.com/
ty, but do u think it works, because i cant open my nexus 10 memory from the pc, since it is stuck at start up
Wug's toolkit has an option to restore to stock from a bricked system. All you need to be able to do is to get to the bootloader (press the power button while holding down both volume buttons -- you should get a dead android with a red triangle on chest).

[q] lg g2 ota update stuck!!!

Heres my situation. I have TWRP Custom Recovery installed on my rooted g2. Tonight my phone decided to automatically take the OTA update for sprint, and i was stock booting to twrp. I powered off the device and tried to boot it back up, but it went straight to twrp. SO i decided to restore a back up i had. Did that, after it was done, rebooted. and it still came back to twrp. IN a panic, i went to wipe, and did a factory reset. Which completely wiped everything, obviously, including my backups. So now im stuck with a phone booting into twrp and not being able to do anything. I just want stock firmware, no root and back to stock recovery. As you can tell, im pretty new to this.
Someone pleaseeee help me!!!
Try to download stock rom and put it in USB. In twrp flash the Rom via USB-otg. Or try this If you want to go back to stock Unrooted.
http://forum.xda-developers.com/showthread.php?t=2432476
Sent from my LG-D802 using Tapatalk
mrm43 said:
Try to download stock rom and put it in USB. In twrp flash the Rom via USB-otg. Or try this If you want to go back to stock Unrooted.
http://forum.xda-developers.com/showthread.php?t=2432476
Sent from my LG-D802 using Tapatalk
Click to expand...
Click to collapse
Ok ill try this, im downloading the files now. If this doesnt work, could i possibly try flashing another rom through twrp??
No, they will all fail. Never ever take otas when rooted. Once you have reverted to stock and rerooted then load custom rom or delete the update files so this never happens again
Sent from my LG-D800 using Tapatalk
Nick, did you resolve this? I'm in the same boat, but by a different path.
I wanted to flash a zip, the cwm I had installed failed to flash it, so I decided to use flashify to flash Philz modded CWM, since then, I can only boot to recovery.
On hind-sight, there was an update threatening to install..
I can only boot into recovery, can't seem to get into download mode. Cant sideload, as ADB does not recognize.
Stock rooted D80010d on ATT D800
Fixed
http://forum.xda-developers.com/showthread.php?t=2451696
If you need ADB, you may have to change your driver to LGE single sooner adb device (device manager)
There was a third command added later in the thread.

[Q] LG D802 stuck after trying OTA

Hi all,
After holding off on the kitkat bandwagon for a while, I decided once the OTA was available that I should just do it.
Background - this is a D802 european model with root on stock 4.2.2 firmware. I also have TWRP 2.6.3.3 installed.
Prior to proceeding with the update, I made a backup of the phone and rebooted the phone a couple of times to make sure everything was okay.
After that, I then clicked install on the OTA and the phone rebooted. After rebooting it has been constantly going to TWRP. I have tried wipe dalvik, wipe cache, restore backup, restore factory settings, reboot to system but nothing works.
Also, trying to get into download mode just boots into TWRP. When I try to do a adb sideload, the device just shows up on the PC as LG-D802 and no drivers are found for the device so I am not able to install a new firmware or can't try to go back to stock either.
Please help!
Regards,
sobers_2002
*sigh*
http://forum.xda-developers.com/showthread.php?t=2451696

[Q] bootloop into TWRP, no download mode, recoveries have failed...

I searched for my particular issue and haven't found a solution that works yet so here goes. any help with this issue would be greatly appreciated.
I've painted myself into corners before tinkering with this phone and always found a way out but this time I'm stumped.
HOW I BROKE MY PHONE:
1) had latest CM 11 nightly installed but wanted to try the OTA.
2) In TWRP I restored a back up of my stock rooted software.
3) Unfroze bloat in titanium back up.
4) Checked on phone for OTA, received notification, and began download
5) On completion of download I initiated the update.
6) It booted to recovery (TWRP) and every time I rebooted, or started the phone from powered down it always goes into TWRP.
7) I attempted a factory reset and restoration of my stock back up- same result. It booted straight into recovery.
8) I factory reset and installed cm11 fresh from the SD card- same result
9) Here's my real screw up: since neither installing a fresh ROM or restoring my stock recovery weren't working I went for the nuclear option, I decided to format everything and use the LG Flash tool to get this puppy back up and running.
10) Only to discover I can't get into Download mode and while the G2 is "seen" by my PC it's listed under "other devices."
Dear kind and wise individual who's read my tale of woe. What might my next step be? I've considered attempting to sideload a ROM with TWRP in sideload mode, but I'm afraid I'd just have the same result as when I tried reinstalling CM11 from the SD card.
this
Sent from my LG-D800 running stock kk, rooted with philz using XDA app
Many thanks! I'll give this a try.

Need Help; My LG G6 (H870) keeps booting in TWRP and I can't install stock ROM

Hi,
I unlocked the bootloader of my H870, installed TWRP 3.1.1.0 and SUPERSU. Everything was working great untill I decided to restore my system defaults to make a fresh start with my G6. After choosing the option to restore system defaults, my phone rebooted and it booted into TWRP. I rebooted my phone and it kept doing this all the time.
I decided to look for a stock ROM and flash that ROM.
I succesfully flashed the "LG-H87010f-Flashable.COMPLETE.zip" ROM (from autoprime's post) trough TWRP. But this did not work. I even wiped all the data from my phone (even system) and flashed the ROM again; still nothing.
Before having this issue, I had the same Baseband version, Kernel version, Build number. Only the dates and the Software Version are different.
I had the V10b-EUR-XX Software Version installed on my phone. I see this is the 10f version. I guess this should not be a problem right?
After this I took these steps solve this issue:
1. Downloaded new LG Mobile Drivers (LGMobileDriver_WHQL_Ver_4.2.0)
2. Downloaded and installed LGUP. LGUP doesnt recognize my phone as a LG G6 and this method did not work for that reason.
Fastboot mode is working on my phone; I can reboot my phone trough the commandline on my PC and things like that . However, my PC is not recognizing my phone as a LG G6 device in Fastboot mode.
My PC recognices my phone as a H870 when in TWRP. In Fastboot mode it recognices my phone as Android Device.
3. Installed LG Bridge for more drivers; did not work either
4. Downloaded Uppercut, but it doenst work without LGUP.
4. Looked all over the internet to find a Stock ROM in .zip or .img format; found nothing
5. Downloaded WindowsLGFirmwareExtract-1.2.6.1 and tried to extract the H87010d_00_OPEN_EU_OP_0327.kdz file. I extracted it into .bin files, but they were not usable. After that, I combined these .bin files into a system.img file. But that .img file was bigger then 5 GB and for that reason it was not usable to flash trough Fastboot or TWRP.
7. Looked for other methods to obtain a H870 Stock Rom, including another extraction method, but I cant figure out how to do this.
I have spend countless hours on this problem, but I cant find an usable H870 stock rom to flash my phone with.
Is there someone that can help me out with this problem? Im willing to donate some € if someone helps me to get my phone working again.
Really hoping for a kind person to help me out and provide me solution for this issue.
Thanks in advance
Try formating data in TWRP(not factory reset) then flash the 10f complete zip. Trying to perform a factory reset from within Android could have possibly messed up your data (due to TWRP being installed instead of stock recovery) so a full data format is needed.
Lgup most likely doesn't detect the phone because you wiped system. But flashing the complete zip should have restored system.
In the future make backups in TWRP to restore later.. or flash a kdz with lg bridge or lgup without wiping system first.
autoprime said:
Try formating data in TWRP(not factory reset) then flash the 10f complete zip. Trying to perform a factory reset from within Android could have possibly messed up your data (due to TWRP being installed instead of stock recovery) so a full data format is needed.
Lgup most likely doesn't detect the phone because you wiped system. But flashing the complete zip should have restored system.
In the future make backups in TWRP to restore later.. or flash a kdz with lg bridge or lgup without wiping system first.
Click to expand...
Click to collapse
Thanks for your reply. I have already formatted data in TWRP, but im still having this problem . It seems like something is preventing my device from starting up. I have flashed several ROMS on other devices, but never experienced something like this. Is there something else I can try? Can I flash the stock recovery and flash the stock ROM? I got the feeling TWRP is causing this issue.
If its possible to flash stock recovery, where can I find it?
RoyalD said:
Thanks for your reply. I have already formatted data in TWRP, but im still having this problem . It seems like something is preventing my device from starting up. I have flashed several ROMS on other devices, but never experienced something like this. Is there something else I can try? Can I flash the stock recovery and flash the stock ROM? I got the feeling TWRP is causing this issue.
If its possible to flash stock recovery, where can I find it?
Click to expand...
Click to collapse
Flash the complete zip then boot into download mode and flash kdz. Lgup should see the device as a g6 now instead of unknown device. If lgup isn't seeing any device at all (including unknown device) then your setup is off.. missing drivers or something. If that doesn't work.. idk.
RoyalD said:
Thanks for your reply. I have already formatted data in TWRP, but im still having this problem . It seems like something is preventing my device from starting up. I have flashed several ROMS on other devices, but never experienced something like this. Is there something else I can try? Can I flash the stock recovery and flash the stock ROM? I got the feeling TWRP is causing this issue.
If its possible to flash stock recovery, where can I find it?
Click to expand...
Click to collapse
autoprime said:
Try formating data in TWRP(not factory reset) then flash the 10f complete zip. Trying to perform a factory reset from within Android could have possibly messed up your data (due to TWRP being installed instead of stock recovery) so a full data format is needed.
Lgup most likely doesn't detect the phone because you wiped system. But flashing the complete zip should have restored system.
In the future make backups in TWRP to restore later.. or flash a kdz with lg bridge or lgup without wiping system first.
Click to expand...
Click to collapse
Don't factory reset using the in phone option. You can only do this through twrp's option. To fix this you'll need to boot through the hard side, using power and volume down until the lg logo appears then release power for 1 sec and then repress keeping volume down pressed. Confirm yes twice on the white screens to get to twrp. Once in twrp then reset again and reflash the system. Then using twrps img installer flash your twrp img(make sure it is on ext sd) again. Then reboot.
Swizzle82 said:
Don't factory reset using the in phone option. You can only do this through twrp's option. To fix this you'll need to boot through the hard side, using power and volume down until the lg logo appears then release power for 1 sec and then repress keeping volume down pressed. Confirm yes twice on the white screens to get to twrp. Once in twrp then reset again and reflash the system. Then using twrps img installer flash your twrp img(make sure it is on ext sd) again. Then reboot.
Click to expand...
Click to collapse
Ohhh F*** YEAHH!!! :victory: Booting the "hard side" fixed the problem!! It was the first thing I tried this morning. I just booted this way and rebooted my phone without resetting or flashing anything. Im so damn happy lol. I still dont understand what happened and why my device was actling like this. But I learned a hard lesson; backup, backup and once again: BACKUP. And dont Factory reset in Android!
Thanks a lot for your help guys! I really apreciate it! :victory::victory:
autoprime said:
Flash the complete zip then boot into download mode and flash kdz. Lgup should see the device as a g6 now instead of unknown device. If lgup isn't seeing any device at all (including unknown device) then your setup is off.. missing drivers or something. If that doesn't work.. idk.
Click to expand...
Click to collapse
Thanks a lot for taking your time to help me out. The combination of your ROM/tips and Swizzle82's tip made me fix my phone. You're the man! :victory:
RoyalD said:
Thanks for your reply. I have already formatted data in TWRP, but im still having this problem . It seems like something is preventing my device from starting up. I have flashed several ROMS on other devices, but never experienced something like this. Is there something else I can try? Can I flash the stock recovery and flash the stock ROM? I got the feeling TWRP is causing this issue.
If its possible to flash stock recovery, where can I find it?
Click to expand...
Click to collapse
RoyalD said:
Ohhh F*** YEAHH!!! :victory: Booting the "hard side" fixed the problem!! It was the first thing I tried this morning. I just booted this way and rebooted my phone without resetting or flashing anything. Im so damn happy lol. I still dont understand what happened and why my device was actling like this. But I learned a hard lesson; backup, backup and once again: BACKUP. And dont Factory reset in Android!
Thanks a lot for your help guys! I really apreciate it! :victory::victory:
Click to expand...
Click to collapse
Probably because you already did all the flashing prior to. Glad it worked. This happened when I first got my V20 and was stoned not thinking. I reset using the in phone option and it caused twrp bootloop. I too learned the hard way.
Had the same issue, fixed it, thanks.
My phone kept doing this booting into recovery no mattery what ROM I installed.
I got into twrp by holding volume down and selecting yes on next 2 white screens....but now this message appears all the time.
please can someone help??
Here is message:
"Encryption Unsuccessful
The password you entered is correct, but unfortunately your data is corrupt.
To resume using your phone, you need to perform a factory reset. When you set up your phone after the reset , you'll have an opportunity to restore any data that was backed up to your Google Account."
Matt.
matthew33 said:
My phone kept doing this booting into recovery no mattery what ROM I installed.
I got into twrp by holding volume down and selecting yes on next 2 white screens....but now this message appears all the time.
please can someone help??
Here is message:
"Encryption Unsuccessful
The password you entered is correct, but unfortunately your data is corrupt.
To resume using your phone, you need to perform a factory reset. When you set up your phone after the reset , you'll have an opportunity to restore any data that was backed up to your Google Account."
Matt.
Click to expand...
Click to collapse
Flash a firmware trough LGUp, or flash again the last TWRP available trough fastboot.
RoyalD said:
Thanks a lot for taking your time to help me out. The combination of your ROM/tips and Swizzle82's tip made me fix my phone. You're the man! :victory:
Click to expand...
Click to collapse
Please help, i have the same problem and nothing, what exactly is a boot to the hard side? I ve tried to power off the phone, press vol down and power, realase power 1 sec, press again...but nothing...still boot on twrp...
Well, I finally solved it with lgup and uppercut... what a nightmare.
matthew33 said:
My phone kept doing this booting into recovery no mattery what ROM I installed.
I got into twrp by holding volume down and selecting yes on next 2 white screens....but now this message appears all the time.
please can someone help??
Here is message:
"Encryption Unsuccessful
The password you entered is correct, but unfortunately your data is corrupt.
To resume using your phone, you need to perform a factory reset. When you set up your phone after the reset , you'll have an opportunity to restore any data that was backed up to your Google Account."
Matt.
Click to expand...
Click to collapse
Flash stocl .kdz with uppercut and lg up
Saved my G6!
Swizzle82 said:
Don't factory reset using the in phone option. You can only do this through twrp's option. To fix this you'll need to boot through the hard side, using power and volume down until the lg logo appears then release power for 1 sec and then repress keeping volume down pressed. Confirm yes twice on the white screens to get to twrp. Once in twrp then reset again and reflash the system. Then using twrps img installer flash your twrp img(make sure it is on ext sd) again. Then reboot.
Click to expand...
Click to collapse
Great tip @Swizzle82! It allowed me to restore my LG G6 after bootloop. It had not been detected by PC, and this hardware reset helped!
Hi, all
If I understand, and to sum up :
I rooted my LG-G6 few weeks ago, and intall TWRP. When OTA wants to install official update, the reboot stops in TWRP mod, so ... failed :-/
Is the solution to flash through Uppercut/LGUP with a .kdz file, without risk of brick the phone ?
Thx

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