[Q] LG G2 D802 can't get into download mode - G2 Q&A, Help & Troubleshooting

Hi
need help!!!!!
My phone is completely messed up.
i got an update form LG.
after installing it the phone got suck in boot loop.
I has CWM installed.
i but could and even when try to install new rom it was still in boot loop.
i installed manual via adb commands TWRP.
and then thing became real bad.
no after it powers up i get the LG logo.
1 sec after i get few error codes and then black screen without ADB support.
i trierd to get into download mode after reading in forums that only this can help.
but I can't.
I powered down my phone in all possible methods:
power 10sec, power + V- 10 sec, power + V+ 10 sec.
after the phone is off i tried power it back into download mode with the next combinations:
power + V+ and then USB, power + V- and then USB,power + V+ and V- and then USB.
did not work.
can't get into download mode.
I will be happy to get some help.
Thanks
Ran :good:

sorry was wrong.
try turn phone off, add usb, then press volume up. I think that's it.

Hi
did no work also

I am having the same problem, went to lg service centre, they could not enter download mode as well. I might need to change the circuit board for $321 singapore dollars..

Hi
i think you have to use this fix: http://forum.xda-developers.com/showthread.php?t=2582142

This happened to me,
Try holding the power and volume down hold until lg logo, let go and press and hold the volume down and power again, it should get you in recovery.
It might get you into a screen called "Factory hard reset" Agree using the power button, and it should take you to your recovery, and try flashing a ROM along with the Gapps (if you want, which I did) and then I used a recovery file after booting back into recovery to restore it to my previous state.
Good luck :good:

Shut down phone
From what I got from this, you're having problems shutting down your phone, correct? It keeps booting back up after the screen goes black? If this is the case, hold the power button (and don't let go) until it goes black, reboots itself, then goes black again. Shouldn't take more than 2 seconds after rebooting to shut down. Then, you can do volume up + USB to get into download mode.

Ben_Z98 said:
From what I got from this, you're having problems shutting down your phone, correct? It keeps booting back up after the screen goes black? If this is the case, hold the power button (and don't let go) until it goes black, reboots itself, then goes black again. Shouldn't take more than 2 seconds after rebooting to shut down. Then, you can do volume up + USB to get into download mode.
Click to expand...
Click to collapse
Thanks for your help,it sorted out my problem! :good:

Related

Cant boot into recovery of fastboot mode

Hi,
I flashed TWRP and CM 10.1 but then I got problems with the phone not charging (still having that issue but will post it in another thread). Anyhow I decided to reflash the the stock rom and during the flash the phone randomly restarted. Luckily for me I was able to boot up and everything is working fine. the only problem is i can now longer access my system recovery (power and vol down) or fastboot mode (power and vol up). When trying power and vol down the phone starts up as normal. when trying power and vol up the phone vibrates, the bottom 3 keys light up and then nothing. I have to then hold down the power button to turn the phone off and back on. I hope someone can help me troubleshoot this as I have no idea what to do.
Many Thanks!
Mo
mo123456789 said:
Hi,
I flashed TWRP and CM 10.1 but then I got problems with the phone not charging (still having that issue but will post it in another thread). Anyhow I decided to reflash the the stock rom and during the flash the phone randomly restarted. Luckily for me I was able to boot up and everything is working fine. the only problem is i can now longer access my system recovery (power and vol down) or fastboot mode (power and vol up). When trying power and vol down the phone starts up as normal. when trying power and vol up the phone vibrates, the bottom 3 keys light up and then nothing. I have to then hold down the power button to turn the phone off and back on. I hope someone can help me troubleshoot this as I have no idea what to do.
Many Thanks!
Mo
Click to expand...
Click to collapse
Recovery is accessed by volume up, volume down, and power held down simultaneously for approximately 10 seconds or until you see recovery. Not sure about fastboot. Have you tried to see if your in fastboot by using adb and checking for fastboot devices. You may be getting fastboot mode. I forget if it actually said anything on the screen. Good luck!
mo123456789 said:
Hi,
I flashed TWRP and CM 10.1 but then I got problems with the phone not charging (still having that issue but will post it in another thread). Anyhow I decided to reflash the the stock rom and during the flash the phone randomly restarted. Luckily for me I was able to boot up and everything is working fine. the only problem is i can now longer access my system recovery (power and vol down) or fastboot mode (power and vol up). When trying power and vol down the phone starts up as normal. when trying power and vol up the phone vibrates, the bottom 3 keys light up and then nothing. I have to then hold down the power button to turn the phone off and back on. I hope someone can help me troubleshoot this as I have no idea what to do.
Many Thanks!
Mo
Click to expand...
Click to collapse
Try search for a app called Quick Boot on play market.

Hardware button boot into Recovery with TWRP

Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
I LOVE YOU! I honestly didn't think this would work but it does and i'm so happy.
just about to make a thread asking how to do this. Glad I searched. way to make you jump through hoops tho.
thanks for this. for me the phone didnt even have to be completely powered off.
i wa sin a sleep of death so i held down power and vol down until lg logo appeared let go and then pressed power again. pressed power 3 more times and it booted into recovery
nm
This thread should be stickied in Q&A
jadengore said:
Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
Click to expand...
Click to collapse
You're a lifesaver.
commissionerg said:
You're a lifesaver.
Click to expand...
Click to collapse
Thank you, doing my best to help out.
Sent from my LG-D800
Awesome. Didn't know this!
Thanks
@jadengore : I was stick in a bootloop, and your thread helps me a lot !
Big thanks !
:good:
Also, if you're too scared to try that, I've had success using rom toolbox to reboot into recovery. Of course this is assuming you have a working system.
Thanks very much, but...
Hello,
I unfortunately dropped my VS980, cracked the screen, and the digitizer only works on the bottom portion of the screen. I have a new screen coming, which should fix this issue, however I would like to get my data off my phone (pics), but I can't as I have a password (draw a line/shape kind) and without being able to enter this in, it will not connect to my PC as mass storage.
I was hoping to be able to boot into recovery with hardware buttons and get my data that way, not sure if that is possible either, but at least try it. This I found to work to get me to the factory hard reset screen, but I am skeptical to push the power button and have it wipe my data!
I am open to other options to get to my data if anyone has any, including android device manager which is something I have thought of, but not sure if I can reset the security to nothing, or maybe as the bottom portion of my digitizer seems to work, I can enter in a space or a period for a password and enter that in.
Looking for any guidance!
Thanks!
Got it!
Redid the password with android device manager, which got me in, but I didn't even need to do that as I had the brainwave to plug a mouse in with a usb adapter. Works flawlessly, got my data, now just waiting for replacement screen!
Strange Problem
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
hardware keys to enter recovery. voldown+power then volup+power
RevoDSG said:
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
Click to expand...
Click to collapse
steps to enter recovery that worked for my Sprint LG G2 on ZVC firmware.
1) hold power and volume down button till you see LG logo -- quickly release these buttons and
2) immediately hold power and volume up buttons to enter into factory reset menu.
Then 3 presses of power key to confirm wipe and enter TWRP recovery. :good:
I was going mad trying to enter recovery for an hour. It appears like different models/software versions have different key combinations for entering recovery mode.
My phone was stuck at lg logo screen and i didnt have nandroid backup of the phone. so couldn't try the TOT restore method too as i waned my phone data.
Another way to get to Custom Recovery
krezee said:
steps to enter recovery that worked for my Sprint LG G2 on ZVC firmware.
1) hold power and volume down button till you see LG logo -- quickly release these buttons and
2) immediately hold power and volume up buttons to enter into factory reset menu.
Then 3 presses of power key to confirm wipe and enter TWRP recovery. :good:
I was going mad trying to enter recovery for an hour. It appears like different models/software versions have different key combinations for entering recovery mode.
My phone was stuck at lg logo screen and i didnt have nandroid backup of the phone. so couldn't try the TOT restore method too as i waned my phone data.
Click to expand...
Click to collapse
The way that let me get into custom recovery is different.
I hold 'vol up+power+vol down' to start from turned off state and keep holding it[Don't leave just keep holding the 3 buttons]. It doesn't show factory reset screen, it get me into TWRP[Custom Rom] directly. I heard 3 buttons gets u in safe mode IDK but I got into proper working TWRP.
RevoDSG said:
I am using F-320K[G2], Cloudy G3 Rom, when I hit boot into recovery it does bring me to TWRP but hardware buttons doesn't work. It just restarts the phone.
Vol down+Power till LG logo up, release and press and hold again and after few secs it restartsand came back to LG screen. If I continue to held it it just repeat restating.
Click to expand...
Click to collapse
I have a F320S.
Hold Volume up and press the Power Button,when comes Lg Logo release the Power Button and start the TWRP
if anybody's looking for the information in this thread like i was, and the posted method doesn't work (it did not for me):
1. Power off
2. Hold volume down and power
3a. release both at logo AND press BOTH at logo right after releasing
4a. Enter recovery
You should enter recovery, but if not...
3b. Keep the buttons pressed (your phone might continue into the start animation, but if you keep the buttons press it will return)
4b. The first logo will appear. Release both and press BOTH
5. Enter recovery
hope this helps someone
http://forum.xda-developers.com/showpost.php?p=45901939&postcount=3
jadengore said:
Sorry if this post is redundant, but the methods I've seen haven't worked, so I can't be alone. Here is how to boot into TWRP if your phone is boot looping/soft bricked. (info pulled from here, of all places.)
1. Make sure phone is completely powered down.
2. Press and hold the Volume down button and the Power button.
3. When the LG logo is displayed release the Power button only then immediately press and hold the Power button again.
4. Release both buttons when the Factory Hard Reset screen displays.
5. Press the power button three times, like it says. Even though it says it will delete everything, it won't (I can confirm that if you are at least on v2.6.3.2).
6. After a "factory reset processing" appears, you should get the TWRP flash screen, and you are good to go.
Hope this helps someone besides currently frustrated me.
Click to expand...
Click to collapse
this worked omg...thanks a million...
Just wanted to contribute here in case anyone else had tried everything listed in this thread and still was unable to boot into TWRP.
I'm on Sprint, stock, rooted ZVE, and I have TWRP 2.7.
1. Power off phone, wait a few seconds to make sure phone is completely off.
2. Hold power and volume down.
3. As soon as LG logo appears, KEEP holding down power... BUT release volume down and SWITCH to holding volume up.
4. After a few seconds, screen appears saying "Recovery mode" and TWRP opens up after that.

Rest in Peace... or not?

I have interupted a flash by the 2014 tool. Yes it was my fault but i hope there is something i can do to boot it up or flash it
I get the logo and it just boots up in a black screen. I cant go into recovery or download mode. Any tool that can save this phone?
happened to me once, too... I managed to get into download mode by connecting the phone to my computer, then holding vol up and power simultaniously until the phone restarts (might take a while, maybe 10-20 sec) and then quickly releasing the powerbutton while keeping vol up pressed.
usually there is no way to completely break download mode, so this should work
bopsch said:
happened to me once, too... I managed to get into download mode by connecting the phone to my computer, then holding vol up and power simultaniously until the phone restarts (might take a while, maybe 10-20 sec) and then quickly releasing the powerbutton while keeping vol up pressed.
usually there is no way to completely break download mode, so this should work
Click to expand...
Click to collapse
Just tried this with various combinations - I think download mode is broken too

S7 Edge stuck on boot logo ( G935FD )

I tried flashing the bootloader from here.
Then it went crazy or something, and got stuck on the powered by android logo, however i was still able to boot into download mode the first time by holding power + volume down button
to simulate a battery pull then quickly holding the volume down + home + power again. Then I tried flashing TWRP immediately in an attempt to make it work because i have a flash drive to microUSB adapter that allows me to read flash drives from my phone ( so that I can flash the rom properly ). The last time I was in TWRP there was 0 things in my storage everything was wiped after I flashed TWRP the first time
Now im trying to go back into download mode but it just wont let me after the battery pull.
1.) After simulating the battery pull, I immediately let go when the screen is dark.
2.) I immediately attempt to go into download. It shows the powered by android for a second, then flickers then it's back to the powered by android again.
3.) I think my recovery and download is screwed. Or something is going on
=== EDIT ===
I managed to get into download mode and flash back my stock rom.
I think the phone must have read my Power & Volume Down & Home button as the battery pull because I let go of all buttons completely before doing it.
Steps to get out of bricked hell:
• Hold Power & Volume Down until the phone turns off
• Immediately without letting go of the Power & Volume Down button, press the home button as well.
• If the timing is not correct just retry.

Galaxy A40 infinite loop - impossible to turn on

Hi!
I have a problem with a galaxy a40 device, I flashed a stock ROM with Odin, everything went fine, green lights, PASS and all, but now the device just won't go pass the SM logo anymore. When I turn on, logo appears 2-3 secs I get a warning of the unlocked BL then logo comes back and after a second the phone restarts itself and the same goes on forever ( well about several hours, and after that it just shuts off somehow ). I cannot enter recovery mode or download mode at all. I keep pressing the combinations Power + Vol Down, Power + Vol Up, All three and every combinations I have just found on the internet so far. Odin doesnt recognize the phone, which is not a surprise since it won't start up. I have tried with adb but waiting for device is all I get.
How is it even possible that I cannot enter download mode at all? There was no problem with the physical keys, and the power still works, I cannot test the Vol buttons tho.
Has anyone ever had a problem like this? How can I come back from this? Is there a way to flash a ROM without download mode or turned off phone?
Thanks for any help!!
The download mode for this model is different from previous Samsung's :
IIRC, with the phone off, you need to hold VolumeUp and VolumeDown, then plug in the USB cable connected to a computer (you may need to press Power to power up the phone, I can't recall properly).
From there, you should be able to restore a stock ROM with Odin.
Let us know if it helped !
gmarko247 said:
Hi!
I have a problem with a galaxy a40 device, I flashed a stock ROM with Odin, everything went fine, green lights, PASS and all, but now the device just won't go pass the SM logo anymore. When I turn on, logo appears 2-3 secs I get a warning of the unlocked BL then logo comes back and after a second the phone restarts itself and the same goes on forever ( well about several hours, and after that it just shuts off somehow ). I cannot enter recovery mode or download mode at all. I keep pressing the combinations Power + Vol Down, Power + Vol Up, All three and every combinations I have just found on the internet so far. Odin doesnt recognize the phone, which is not a surprise since it won't start up. I have tried with adb but waiting for device is all I get.
How is it even possible that I cannot enter download mode at all? There was no problem with the physical keys, and the power still works, I cannot test the Vol buttons tho.
Has anyone ever had a problem like this? How can I come back from this? Is there a way to flash a ROM without download mode or turned off phone?
Thanks for any help!!
Click to expand...
Click to collapse
Here the same problem, have a40 in loop and never get rocgnized for computer, tryed many different cables, and installed a booring large amount of drivers software and nothing...
you need to power off device completely. let battery drain if you can't shut down. press and keep holding volume down + plug in usb cable for Odin3 (I doubt both?)
aIecxs said:
you need to power off device completely. let battery drain if you can't shut down. press and keep holding volume down + plug in usb cable for Odin3 (I doubt both?)
Click to expand...
Click to collapse
Generic answers, repeated 800 times why really need to waste a post with that? and that not was the problem:
1- For no usb recognition, is this phone bad design, in the back tap where is the battery in the samsung logo more or less if you push with fingers and charge is because the design of baterry is so crap and your usb port goes off when the under tap cable moves or just get little out of conection. If you can get working after push, usb on phone will do too.

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