[Q] Software Update Softbrick LG G2 D802 - G2 Q&A, Help & Troubleshooting

I know that there are loads of threads on XDA regarding bricked G2s (and how to fix them), and believe me, I have scoured every one I could find. None of them had the same situation as me. Here it is:
- tried upgrading rooted G2 (d802) to KitKat through PC suite
- on reboot, phone gives repeated "Unfortunately, com.android.systemui has stopped" messages
- this prevents me from doing anything - cannot start developer tools/USB debugging; cannot software factory reset; may as well have a broken screen
- tried booting into recovery - there seems to be no recovery
- I have booted into recovery before the update; I tried using the same method - nothing
- I googled for alternate methods, none of them worked either
- has download mode - what does this enable me to do?
- tried using a 'restore to stock' flashing tutorial on XDA - didn't work
- it is here if anyone was curious
- cannot access through ADB
- TWRP gone
- have no idea how to access through fastboot
Any other options available? Is there any other way to enable USB debugging, trigger fastboot, access the phone through ADB, or factory reset it?

rtswan1211 said:
I know that there are loads of threads on XDA regarding bricked G2s (and how to fix them), and believe me, I have scoured every one I could find. None of them had the same situation as me. Here it is:
- tried upgrading rooted G2 (d802) to KitKat through PC suite
- on reboot, phone gives repeated "Unfortunately, com.android.systemui has stopped" messages
- this prevents me from doing anything - cannot start developer tools/USB debugging; cannot software factory reset; may as well have a broken screen
- tried booting into recovery - there seems to be no recovery
- I have booted into recovery before the update; I tried using the same method - nothing
- I googled for alternate methods, none of them worked either
- has download mode - what does this enable me to do?
- tried using a 'restore to stock' flashing tutorial on XDA - didn't work
- it is here if anyone was curious
- cannot access through ADB
- TWRP gone
- have no idea how to access through fastboot
Any other options available? Is there any other way to enable USB debugging, trigger fastboot, access the phone through ADB, or factory reset it?
Click to expand...
Click to collapse
ok well first entering factory reset(or custom recovery)
-before d80220d the key combination to enter factory reset is with phone fully powered off hold volume down+power and when lg logo pops up let go and hold volume down+power
-after d80220d(or any update that includes knock code) the combination was changed(pretty sure it had to do with the fact that on kitkat we used stock recovery to install root and everyone who couldn't get in via adb just had to use button combination which everyone knew) and the new combination with phone fully powered off is to hold volume down+power and when lg logo pops up let go and hold onto volume up+down don't touch power, if you have tried these then you should mention it

XxZombiePikachu said:
ok well first entering factory reset(or custom recovery)
-before d80220d the key combination to enter factory reset is with phone fully powered off hold volume down+power and when lg logo pops up let go and hold volume down+power
-after d80220d(or any update that includes knock code) the combination was changed(pretty sure it had to do with the fact that on kitkat we used stock recovery to install root and everyone who couldn't get in via adb just had to use button combination which everyone knew) and the new combination with phone fully powered off is to hold volume down+power and when lg logo pops up let go and hold onto volume up+down don't touch power, if you have tried these then you should mention it
Click to expand...
Click to collapse
You are an absolutely beautiful person. I think I have fallen in love with you. THANK YOU SOOOO MUCH! I swear I found at least 5 different tutorials and none mentioned this.
If your name doesn't go down in history, the world is cruel and unjust.
Sorry. But thanks. SO MUCH.

Im facing the same problem, wanted to go back stock and had CloudFlexy 2.3 installed. Did the firmware flashing, got stuck with procesesses stopping and couldn't boot into factory reset.
Found this thread and got to factory reset, tried factory reset but now my phone only has android figure with spinning thingy inside of it going on in my screen. ADB wont recognize the phone.. I think i need to flash stock rom or something but not sure how to. Please help, how did you proceed rtswan1211 after getting the factory reset screen?
Edit:
After waiting for 'bout 10mins for something to happen i just tried to reboot the phone and still the same spinning android logo came on. Finally plugged in the USB cable and phone booted up with working software. Had me really worried.

bakufu said:
Im facing the same problem, wanted to go back stock and had CloudFlexy 2.3 installed. Did the firmware flashing, got stuck with procesesses stopping and couldn't boot into factory reset.
Found this thread and got to factory reset, tried factory reset but now my phone only has android figure with spinning thingy inside of it going on in my screen. ADB wont recognize the phone.. I think i need to flash stock rom or something but not sure how to. Please help, how did you proceed rtswan1211 after getting the factory reset screen?
Edit:
After waiting for 'bout 10mins for something to happen i just tried to reboot the phone and still the same spinning android logo came on. Finally plugged in the USB cable and phone booted up with working software. Had me really worried.
Click to expand...
Click to collapse
after tried several times, FACTORY RESET successfully done.
Previously, I updated the 20G through custom recovery and forgot to wipe clean. After completely installed the 20G, error shows blocking the screen and the custom recovery was gone. after several attempted, I succesfully done by:
- turn off the phone completely
- press vol down and power
- release immediately, upon LG logo pop up, and
- press vol up and vol down
- Factory reset menu pop up
Seems now is harder than before, I need couple times to try before succeed

Related

Help!

I tried downloading 2.3.1 through rom manager, but it failed for some reason. So I accidentally downloaded it through the phone, and as soon as it began installing, I got a little Android image with a triangle that has an ! in it...How can i please fix this?
edit:i tried holding down the up and power keys with no luck...someone please help
monkeytuner said:
I tried downloading 2.3.1 through rom manager, but it failed for some reason. So I accidentally downloaded it through the phone, and as soon as it began installing, I got a little Android image with a triangle that has an ! in it...How can i please fix this?
edit:i tried holding down the up and power keys with no luck...someone please help
Click to expand...
Click to collapse
You might get more help if you rename your topic title to something more descriptive.
Second, try searching the forum; this has been discussed in numerous threads on both this forum and the developer's section, along with how to fix it.
Try the threads about the update, or dialing a certain code to force it manually (that's where I learned the timing trick to get into stock recovery on the NS). On the screen you're at, try pressing and holding power, then pressing/holding volume up, that should get you into stock recovery.
Also, if you can get into fastboot, you can fastboot flash the CWM recovery back to the device. If you made an nandroid before doing anything, you can at least go back to the device's state before you tried the update.
i could not find anything on this issue on google or here
i tried doing vol up and power, but its still at the screen, and my computer doesnt recognize my phone
use the instruction on the topic to ROOT the phone
http://forum.xda-developers.com/showthread.php?t=875875
and in one of the steps you can use the ADB to push a good ROM back into the phone to be re-flashed
Try just pulling the battery.
If not, you'll have to use fast boot from the SDK. Just follow the howto at the top of this forum to flash original images.
thank you so much!
i locked my bootloader again, and i've been trying to get the 2.3.1 update, but everytime i do try, it freezes at the android warning sign. i also tried installing it via rommanager when i was rooted...whats going on?
any ideas what could be wrong?
monkeytuner said:
i could not find anything on this issue on google or here
i tried doing vol up and power, but its still at the screen, and my computer doesnt recognize my phone
Click to expand...
Click to collapse
monkeytuner said:
any ideas what could be wrong?
Click to expand...
Click to collapse
Are you able to get into Fastboot?
I wonder if part of your problem is that you relocked the bootloader. (Why'd you do that anyways? No advantage, imo.)
Fastboot oem unlock will completely wipe your phone, I mean WIPE EVERYTHING, including the sdcard (photos, music, some apps' data, etc), but such a wipe might get you back to stock firmware and stock recovery, then at least you could boot up. You could also then reflash CWM.
Before doing that, let's try this if you haven't:
Turn off phone.
Hold vol-up, then press/hold power.
You should then be in fastboot mode.
The timing's critical (on my phone anyways) for this step: Select recovery, and have your hands on the power button and volume button ready to push.
Watch the screen very closely, for a bout a half second or so, the screen will flash a box with an arrow dumping out onto the android dude. While that screen is showing, press/hold the power button, then press/hold the vol up button. Important to do the power button FIRST this time (at least it is on my phone).
You should then be able to get into the stock recovery.
Once there, maybe we can figure out where to go, but we need to know how messed up your phone is at this point.
Once in Recovery, you could try wiping cache if it's an option, then trying to reboot. Worth a shot, but not likely to work.
You could also do the factory reset wipe in there, this one shouldn't wipe your sdcard if there's anything critical/valuable on it. It will reset all your settings and logins and wipe the apps you've installed, though. Again, might let you boot up normally.

[Q] Help! Tried to flash PA & now stuck on a loop

Ok, I flashed Trinity kernel with no issues, phone booted up ran great. Then I pushed PA to my phone to flash using the Nexus Root Toolkit and when it rebooted me into TWRP, I proceeded to wipe sys and dalvik and try to flash the zip. It failed. No big deal, some of my flashes have failed before on this N7. Not sure why, but I usually just reboot and press on. This time however, as it starts to boot I get a msg saying "unfortunately Setup Wizard has stopped" with an "ok" button, but when I press the "ok" button it just cycles back to the same button. I have tried powering down, but the Ok button sits on top of the power off confirmation button and so I can't even turn it off to reboot into recovery mode. Anyone got any suggestions? The toolkit won't seem to reboot it into recovery either, not sure why unless the ok button is overriding everything. Help?
UPDATE: I managed to get the trick of hitting the ok button fast enough to get to the power confirm button behind it, but when I boot it into recovery mode, I get the droid with the red ! mark and can't seem to get it to do anything else. I have tried booting into recovery from Toolkit, but it says I need to put it into USB debugging mode, which of course I can't do because I can't get past the failed setup...
UPDATE: Ok, I have managed to finagle it into resetting to factory stock ROM. So I have it up and running again and just have to start from scratch. But at least I am able to.
How'd ya do that
Lazarus416 said:
Ok, I flashed Trinity kernel with no issues, phone booted up ran great. Then I pushed PA to my phone to flash using the Nexus Root Toolkit and when it rebooted me into TWRP, I proceeded to wipe sys and dalvik and try to flash the zip. It failed. No big deal, some of my flashes have failed before on this N7. Not sure why, but I usually just reboot and press on. This time however, as it starts to boot I get a msg saying "unfortunately Setup Wizard has stopped" with an "ok" button, but when I press the "ok" button it just cycles back to the same button. I have tried powering down, but the Ok button sits on top of the power off confirmation button and so I can't even turn it off to reboot into recovery mode. Anyone got any suggestions? The toolkit won't seem to reboot it into recovery either, not sure why unless the ok button is overriding everything. Help?
UPDATE: I managed to get the trick of hitting the ok button fast enough to get to the power confirm button behind it, but when I boot it into recovery mode, I get the droid with the red ! mark and can't seem to get it to do anything else. I have tried booting into recovery from Toolkit, but it says I need to put it into USB debugging mode, which of course I can't do because I can't get past the failed setup...
UPDATE: Ok, I have managed to finagle it into resetting to factory stock ROM. So I have it up and running again and just have to start from scratch. But at least I am able to.
Click to expand...
Click to collapse
May I ask how you finagled it into resetting to factory stock ROM? I am having the same issue but not able to get out of the loop
jasonmrouse said:
May I ask how you finagled it into resetting to factory stock ROM? I am having the same issue but not able to get out of the loop
Click to expand...
Click to collapse
Hold all three hardware buttons for 30 seconds and the device reboots to the bootloader. Then, fastboot flash the stock image.
jasonmrouse said:
May I ask how you finagled it into resetting to factory stock ROM? I am having the same issue but not able to get out of the loop
Click to expand...
Click to collapse
You can get to the bootloader (fastboot mode) FROM ANY STATE.
Read that again - from any state.
See "bootloader interrupt" in this thread:
[REF] Nexus 7 Button Combinations
cheers

[Q] Unrooted my phone by accident and it can't boot now

Hi guys, skipping the introductions, I somehow unrooted my F320S (I have no idea how!) and am currently unable to use even the download mode to get back to stock ROM.
Technical details:
F320S, Korean LG G2.
Was rooted since October
Lao Hong rom (before the upgrade)
The story behind it:
1) I upgraded my phone to 4.4 on "Rom VDT-V9 Cho LG G2 4.4 Kitkat" and found myself unable to access the recovery menu. I thought it was an outdated TWRP (2.6.3.2) causing the inability to access the recovery and decided to flash CWM (6.0.4.4), but was still unable to access the recovery. Even though I had flashed CWM, it did not cause any problems as I used the phone as normal during the week up until today.
2) Wanting to remove the navigation bar, I messed with the build.prop file and caused the system to "brick", and being unable to access recovery, I went to download mode (yes this isn't the first time I bricked the G2) and went through the mobile support tool hoping to revert to stock.
3) However, I got stuck in a bootloop on the boot animation screen and read on a reply to the thread (http://forum.xda-developers.com/showpost.php?p=49822996&postcount=1794&nocache=1&z=448867873440083) to do a hard reset on the device (Press vol down and power, then press power when the LG logo shows) but the confirmation failed to appear.
4) Now, I'm stuck in an endless bootloop, unable to access recovery (as I suddenly became unrooted) or do a hard reset (hard keys do not work) and unable to use the download mode to revert to stock (endless boot loop after the upgrade completes).
edit: It seems like when I'm doing the upgrade in download mode, the phone finishes the upgrade before the mobile support tool. I don't remember this happening last time I did it...
hamisgood said:
Hi guys, skipping the introductions, I somehow unrooted my F320S (I have no idea how!) and am currently unable to use even the download mode to get back to stock ROM.
Technical details:
F320S, Korean LG G2.
Was rooted since October
Lao Hong rom (before the upgrade)
The story behind it:
1) I upgraded my phone to 4.4 on "Rom VDT-V9 Cho LG G2 4.4 Kitkat" and found myself unable to access the recovery menu. I thought it was an outdated TWRP (2.6.3.2) causing the inability to access the recovery and decided to flash CWM (6.0.4.4), but was still unable to access the recovery. Even though I had flashed CWM, it did not cause any problems as I used the phone as normal during the week up until today.
2) Wanting to remove the navigation bar, I messed with the build.prop file and caused the system to "brick", and being unable to access recovery, I went to download mode (yes this isn't the first time I bricked the G2) and went through the mobile support tool hoping to revert to stock.
3) However, I got stuck in a bootloop on the boot animation screen and read on a reply to the thread (http://forum.xda-developers.com/showpost.php?p=49822996&postcount=1794&nocache=1&z=448867873440083) to do a hard reset on the device (Press vol down and power, then press power when the LG logo shows) but the confirmation failed to appear.
4) Now, I'm stuck in an endless bootloop, unable to access recovery (as I suddenly became unrooted) or do a hard reset (hard keys do not work) and unable to use the download mode to revert to stock (endless boot loop after the upgrade completes).
Click to expand...
Click to collapse
Try this...Hold the vol down and power and have it reboot at which point hold just the power button till it turns off. At that point try the volume down power till LG logo and then just power and see if that lets you access the recovery. I fought many times with the buttons to try and get into recovery and the easiest way was always with the phone off to start with.
staticx57 said:
Try this...Hold the vol down and power and have it reboot at which point hold just the power button till it turns off. At that point try the volume down power till LG logo and then just power and see if that lets you access the recovery. I fought many times with the buttons to try and get into recovery and the easiest way was always with the phone off to start with.
Click to expand...
Click to collapse
I've been trying to get into hard reset this way for the past hour or so, but I think it might be a different key combination for the Korean models? Accessing recovery mode was vol up+power for mine too. I tried with both vol up and vol down, holding vol down all the way and releasing it after the lg logo boots, but i still have yet to find the right combination.
Thankfully I'm not fully crippled as I have my trusty S3, but I'd like to get the G2 up and running.
Just wondering if the fact that it was unsyncronized while in download mode affected anything? My G2 shut off before the download mode was at 100% complete, and I don't recall that happening the last time I used download mode to unbrick my phone.

Cannot boot even into download mode after changing Fast Dormancy setting

Hi,
I thought I could enter the Hidden Menu and change the Fast Dormancy setting into disabled, so I did it and wanted to reboot my phone. The phone turned off, and was doing its boot up procedure, while it started behaving abnormally. The LG logo popped up for about 5 seconds (so it didn't leave the bootloader), turned off for 10 seconds and then again the whole process repeated. I thought that was a bootloop, so I turned it off, entered Factory Reset menu, chose appropriate options and waited for the reset, but the phone didn't perform the action. Then I tried to get into download mode, but to no avail - the phone kept going with bootloop. I'm still struggling to do this; the only menu I could get into was the Factory Reset one.
Could anyone help me get my phone back into function?
D802, 20G stock
Thanks in advance!
That's weird. I always disable fast dormancy after a reset or a new rom flash and I've never had any issues.
What comes instead of download mode? If nothing, Are you sure you're doing it correctly?
Press and hold the power button for 10-15 seconds.
Plug the phone into the cable, then press and hold volume up and plug the cable into the computer. That should trigger download mode.
Thank you for your help.
I know that's weird, I've entered Download mode numerous times using the combination that you provided and can't do it this time. The strangest thing actually is that the factory reset menu does show up (though it does nothing), while Download mode does not - it seems to be actually unaffected by using the combination and is still stuck in a bootloop. I have no idea what steps should I take in order to recover my phone.
I forgot to mention that the phone wasn't even rooted then, which makes it even more mysterious...
Ouch! Well what comes up when you enter download mode? Fastboot? Black screen?
If you're still covered by warranty take it for a replacement. I doubt fast dormancy alone has messed up your device. If it truly has, then try booting the phone without a sim card.
Normally when I insert the USB cable with vol up button pressed, the LG logo shows up, then the notification of Download mode and finally the Software Update screen. But this time, only the LG logo shows for about 5 seconds, as if I normally booted it using Power button and does not get me into neither Download nor Fastboot mode.
Well, I took a look at other options in this hidden menu, but still, could it brick that hard even then?
I doubt whether I'm still eligible for a replacement, as the device had been rooted already (though it's not at the moment). The whole process also takes quite a lot of time, which is why I wanted to avoid it. Is there any method to bring it back to life?
I wanted to revive my phone using the method linked with flashing the whole partitions onto my phone, but Ubuntu didn't even notice that any drive was connected...
Am I doing something wrong? I mean e.g. is the combo Vol Up + cable still the same in D80220G? Is there any other way of accessing the phone through my computer? Can I somehow stop this bootloop from continuously happening? Doesn't the fact that I can get into Factory Reset menu help in any way?
Thanks for your help in adavnce!

Yotaphone 2 - another bricked phone after update

Hi guys,
My Yotaphone 2 is currently stuck in a boot loop (shows android logo, then black screen, repeat) after a software update. I can get to the 'Downloading...' screen via power + vol. key and so have tried adb/fastboot as suggested in other similar threads. ADB can't see the device, which I guess is probably normal since it isn't booted up, but fastboot seemingly can. I've tried flashing the TWRP recovery which seems to go through fine on the PC end but doesn't seem to do anything at all on the phone itself. Calling a fastboot reboot gets the phone back to the boot loop and power + vol. goes back to the 'Downloading...' screen.
I've also tried using the Yotaphone flashing tool to flash a full android image - this also looked like everything was operating OK on the PC end but didn't seem to change anything on the phone once the process was complete.
Is there anything I'm missing or anything else I can try? Any help/ideas much appreciated!
Cheers.
pjrj said:
Hi guys,
My Yotaphone 2 is currently stuck in a boot loop (shows android logo, then black screen, repeat) after a software update. I can get to the 'Downloading...' screen via power + vol. key and so have tried adb/fastboot as suggested in other similar threads. ADB can't see the device, which I guess is probably normal since it isn't booted up, but fastboot seemingly can. I've tried flashing the TWRP recovery which seems to go through fine on the PC end but doesn't seem to do anything at all on the phone itself. Calling a fastboot reboot gets the phone back to the boot loop and power + vol. goes back to the 'Downloading...' screen.
I've also tried using the Yotaphone flashing tool to flash a full android image - this also looked like everything was operating OK on the PC end but didn't seem to change anything on the phone once the process was complete.
Is there anything I'm missing or anything else I can try? Any help/ideas much appreciated!
Cheers.
Click to expand...
Click to collapse
Do you have any idea what caused the bootloop? (maybe installing xposed or something?)
When you keep vol-up pressed at (not after) the moment the phone vibrates during power on, you will end up in TWRP recovery. There you can at least wipe->factory reset. Don't do this if you have stuff on your phone you'd like to keep though. (you can try to rescue/backup those by trying "adb pull <path_to_file>" when the phone is booted into TWRP)
SteadyQuad said:
Do you have any idea what caused the bootloop? (maybe installing xposed or something?)
When you keep vol-up pressed at (not after) the moment the phone vibrates during power on, you will end up in TWRP recovery. There you can at least wipe->factory reset. Don't do this if you have stuff on your phone you'd like to keep though. (you can try to rescue/backup those by trying "adb pull <path_to_file>" when the phone is booted into TWRP)
Click to expand...
Click to collapse
It was caused by doing an OS update (wasn't rooted or modified), I've only since tried installing the TWRP recovery and using fastboot to flash an official image to fix the looping. Flashing TWRP appears to work according to flashboot but holding the volume up key at the vibrate on power on doesn't do anything sadly.
pjrj said:
It was caused by doing an OS update (wasn't rooted or modified), I've only since tried installing the TWRP recovery and using fastboot to flash an official image to fix the looping. Flashing TWRP appears to work according to flashboot but holding the volume up key at the vibrate on power on doesn't do anything sadly.
Click to expand...
Click to collapse
Maybe I should rephrase: the vol-up should already be pressed once the vibrate starts. For a timing-insensitive, fool-proof (no pun intended) way you can enable bootloader (like you did before: you get the Downloading... screen). Then keep vol-up and power pressed together, after 15 seconds the device reboots hard, keep both keys pressed until you see TWRP 'curtain' screen, then release.
Did you try to use the YotaFlasher Windows application to reinstall an official ROM and restore factory defaults? You can get it from here, also download a ROM for your region here.

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