Stuck at boot - Sony Smartwatch 3

Hi hoping someone can help, I accidentally wrote the wrong file to my system partition and am stuck at smartwatch 3 logo.
i tried pc companion and it tells be there "no software available for my device" all i can get to is fastboot mode stock recovery is gone too
I wrote twrp to it but as of yet have not been able to launch it. its running 5.1.1 os and i cant remember build number other than it began with an L
Please help
ZR1

if you read this and know i have no hope please let me know that too please
seems like if i had stock partitions images i could flash using adb i"d be good yes?? no?

I do not have time to help right now, but since you can get to fastboot, you are probably fine. Find the stock 5.1.1 recovery and boot to it. Then sideload the latest update. You will be good to go.
The command in a terminal window is...
Code:
Fastboot boot <stock recovery.img>
Alternatively, you can boot to twrp and install a twrp flushable zip.
Good luck.

Lekofraggle thank you for your help.
I did what you said with img file from this thread http://forum.xda-developers.com/sma...50-version-t2988087/post62897403#post62897403
it wrote the img file but still just hangs at boot image, and i still cant get twrp to work after holding power button and choosing recovery option screen goes blank and then starts to boot and hangs at smartwatch 3 image
all the things i"ve rooted before in my life i"ve never screwed up this bad.

zr1 said:
Lekofraggle thank you for your help.
I did what you said with img file from this thread http://forum.xda-developers.com/sma...50-version-t2988087/post62897403#post62897403
it wrote the img file but still just hangs at boot image, and i still cant get twrp to work after holding power button and choosing recovery option screen goes blank and then starts to boot and hangs at smartwatch 3 image
all the things i"ve rooted before in my life i"ve never screwed up this bad.
Click to expand...
Click to collapse
Have you tried Sony Companion to repair your watch?
If you were running 5.1.1, then the recovery you mention is for 5.0.1, so that might be the reason why you can not boot into it. See if you can find the stock recovery for 5.1.1
I have used the following method a couple of times now to get me out of trouble after playing around with my SW3
http://forum.xda-developers.com/smartwatch-3/general/guide-roll-watch-to-previous-software-t3176801
You can then use the stock recovery you already have and update via OTA files to get it back to the latest firmware or via Sony Companion.

I had the exact same issue after I did fastboot flash using corrupt system.img (which wasn't a snapshot that could be flashed but rather a tarball). Since you have TWRP installed you can confirm this by trying to mount system partition in recovery mode. After it fails, connect to recovery via adb and view latest kernel messages (dmesg). It should show something like "failed to locate ext4 filesystem".
If this is your case, you can use TWRP restore function to restore system from your TWRP backup. It will then erase the partition, mkfs.ext4 and write the files from tarball. This did the trick for me.
(If you don't have backup, try looking for downloads in other threads here)
Edit: Re-read your post. Since your TWRP is broken, try hotbooting it using fastboot boot new_boot.img (you can take it here)

ebones thank you thank you thank you
I had downloaded new_boot img already so im not sure what i was doing wrong but i did what you said and she booted right into TWRP i now have to sideload the right update.zip file and run it in twrp correct?
edit; having trouble sideloading wear-supersu.zip what is the correct command?

GOT IT!!! I installed stock rom from this thread http://forum.xda-developers.com/sma...rom-repacked-stock-rom-swr50-version-t2988087 through TWRP and it works cant thank you guys enough
Thanks ZR1

Related

[Q] Problems loading stock radio and recovery

I got myself into trouble and I hope that someone who knows more than me can answer two questions.
Background:
I bought a new Nexus 7 2013 WIFI (razor / flo). I loaded TWRP recovery, and rooted the device. I decided to encrypt the drive, but TWRP doesn't appear able to do that (when the device reboots to start encryption, it just boots normally into Android). However it does appear that TWRP can mount an encrypted drive, so I decided to flash stock recovery to do the encryption and then reflash with TWRP.
Problem 1:
I accidentally flashed with the wrong stock image. I used the image for the Nexus 7 2013 Mobile (razorg / deb). The flash-all.sh script includes a step for flashing the radio (fastboot flash radio radio-deb-deb-g00_2.37.0_1024.img). It executed the command without error, but I don't think there is a radio partition on this device. Does anyone know if there is a radio partition to control the GPS, WIFI, and/or NFC? Should I do something to undo this problem? I cannot find a radio firmware for this device, and the WIFI and GPS appear to work fine so perhaps I should just move on.
Problem 2:
Even when I use the stock recovery image for the correct device, it does not appear to load correctly. fastboot runs without errors, but when I boot into recovery I get the unconscious android with the red exclamation in his tummy. I have done a full wipe of all partitions, and a full restore. Based on my search in the forums, this appears to be a common problem but the suggested solutions don't seem to apply to my device. Any suggestions?
I should note that re-installing TRWP works fine, and I was able to restore my data from a backup. But I can't encrypt the device or install future updates until I can roll back to the stock restore image.
Thank you in advance for your help.
resplin said:
I got myself into trouble and I hope that someone who knows more than me can answer two questions.
Background:
I bought a new Nexus 7 2013 WIFI (razor / flo). I loaded TWRP recovery, and rooted the device. I decided to encrypt the drive, but TWRP doesn't appear able to do that (when the device reboots to start encryption, it just boots normally into Android). However it does appear that TWRP can mount an encrypted drive, so I decided to flash stock recovery to do the encryption and then reflash with TWRP.
Problem 1:
I accidentally flashed with the wrong stock image. I used the image for the Nexus 7 2013 Mobile (razorg / deb). The flash-all.sh script includes a step for flashing the radio (fastboot flash radio radio-deb-deb-g00_2.37.0_1024.img). It executed the command without error, but I don't think there is a radio partition on this device. Does anyone know if there is a radio partition to control the GPS, WIFI, and/or NFC? Should I do something to undo this problem? I cannot find a radio firmware for this device, and the WIFI and GPS appear to work fine so perhaps I should just move on.
Problem 2:
Even when I use the stock recovery image for the correct device, it does not appear to load correctly. fastboot runs without errors, but when I boot into recovery I get the unconscious android with the red exclamation in his tummy. I have done a full wipe of all partitions, and a full restore. Based on my search in the forums, this appears to be a common problem but the suggested solutions don't seem to apply to my device. Any suggestions?
I should note that re-installing TRWP works fine, and I was able to restore my data from a backup. But I can't encrypt the device or install future updates until I can roll back to the stock restore image.
Thank you in advance for your help.
Click to expand...
Click to collapse
Flash the wifi factory image. I assume you're talking about flashing in adb. Once you flash the correct image it should all be good. I've never even tried to encrypt the drive so can't offer any help there. If you use flash-all you will need to reflash TWRP afterwards then SuperSu.
Still no stock recovery
wantabe said:
Flash the wifi factory image. I assume you're talking about flashing in adb. Once you flash the correct image it should all be good. I've never even tried to encrypt the drive so can't offer any help there. If you use flash-all you will need to reflash TWRP afterwards then SuperSu.
Click to expand...
Click to collapse
Thank you for trying to point me in the right direction, but I had already tried your suggestions.
The link you shared is for the official distribution of twrp. I tried it, and though it flashes fine, it did not help me return to the stock recovery.
I have been flashing the stock recovery from developers.google.com/android/nexus/images. It flashes without error, but when I try to boot to recovery I get the sick android (red exclamation mark). This happens whether I flash just the recovery image, or do a flashall, or an update.
I have been using fastboot instead of adb to flash the images.
Any ideas on why after flashing the stock recovery I cannot boot into it?
resplin said:
Thank you for trying to point me in the right direction, but I had already tried your suggestions.
The link you shared is for the official distribution of twrp. I tried it, and though it flashes fine, it did not help me return to the stock recovery.
I have been flashing the stock recovery from developers.google.com/android/nexus/images. It flashes without error, but when I try to boot to recovery I get the sick android (red exclamation mark). This happens whether I flash just the recovery image, or do a flashall, or an update.
I have been using fastboot instead of adb to flash the images.
Any ideas on why after flashing the stock recovery I cannot boot into it?
Click to expand...
Click to collapse
I'm sorry about the link, not that it does any good now but the link is corrected. Using fastboot to flash the images is correct, I too often use adb as a generic term for both. When you boot into the stock recovery you will see the android with the exclamation mark and that is normal. Finally got the new 2012 N7 I bought as a gift and was updating it. Been a while since I've booted into a stock recovery. So... Boot into stock recovery, when the Android with the red exclamation mark appears, hold down power first, followed quickly by volume up. You should now see the recovery menu. Whoop, Whoop! :laugh:
It works!
Thank you very much for your patient explanation. That helps a lot.
I hadn't realized that there was an additional step after the display of the warning android in order to enter stock recovery. All that time I spent trying to fix something that wasn't broken! <sigh>
I was unable to get the device to display the stock recovery menu, because it appears to require a very precise timing (I just keep rebooting it back to the system by accident). However, encryption did work fine. My confusion with the encryption was compounded by the fact that encryption of the Nexus 7 in 4.4 doesn't always work the first time (see this thread at android central: forums.androidcentral.com/google-nexus-7-tablet-2013/337078-experiencing-difficulty-encrypting-my-2013-n7-after-4-4-build-krt16s-upgrade.html). After trying 4 times in a row, the device encrypted. I was then able to put Team Win Recovery back on the device, and everything works perfectly.
Thank you again for your help. I don't see how to mark the thread as solved, but I am glad that everything appears to work now.

[Q] HTC One M8 (bricked?)

Hi guys I am trying to get my phone in some sort of working order. I have CWM Recovery 6.0.5.1 for some reason no matter what I do to change the recovery it stays the same. I've tried installing lower CWM and also tried installing TWRP which again it says it was installed but when i go to recovery it still shows the CWM recovery. I installed CM11 and it worked fine, when I installed gapps is when the problems started. I've tried install multiple roms now, and it just doesn't want to take anything
thetinyjesus said:
Hi guys I am trying to get my phone in some sort of working order. I have CWM Recovery 6.0.5.1 for some reason no matter what I do to change the recovery it stays the same. I've tried installing lower CWM and also tried installing TWRP which again it says it was installed but when i go to recovery it still shows the CWM recovery. I installed CM11 and it worked fine, when I installed gapps is when the problems started. I've tried install multiple roms now, and it just doesn't want to take anything
Click to expand...
Click to collapse
try restoring a stock nandroid backup. if you dont have one then download one from general thread. and also make a nandroid backup of your current rom. not so sure what your problem is but maybe returning to pure stock will help.
I am trying to load the nandroid but I cannot get this recovery to work right. I've tried installing openrecovery-twrp to install the nandroid but i cant get the CWM to remove. I really dont mind what bootloader is on there but anything just to install any rom
thetinyjesus said:
I am trying to load the nandroid but I cannot get this recovery to work right. I've tried installing openrecovery-twrp to install the nandroid but i cant get the CWM to remove. I really dont mind what bootloader is on there but anything just to install any rom
Click to expand...
Click to collapse
Install/flash via fastboot the official cwm 6.0.51 that you had. then try again. if your lucky then it might work.
thetinyjesus said:
I am trying to load the nandroid but I cannot get this recovery to work right. I've tried installing openrecovery-twrp to install the nandroid but i cant get the CWM to remove. I really dont mind what bootloader is on there but anything just to install any rom
Click to expand...
Click to collapse
Get TWRP Manager from the play store. Hit the three line menu thingy on the top left of the app, and pick install TWRP. Super easy.
Ok guys ive tried reinstalling the same CWM version and reinstalling CM11 with no luck. I cannot change the bootloader to TWRP because it appears to be stuck on the CWM. The problem started for me when I installed the gapps through CWM, as soon as I did that when the phone went to boot it now says please enter the password for android, then says it was the right password but data is corrupt and cant use phone.
Is there a way to attempt to just format the entire phone including partition size and start from scratch again?
thetinyjesus said:
Ok guys ive tried reinstalling the same CWM version and reinstalling CM11 with no luck. I cannot change the bootloader to TWRP because it appears to be stuck on the CWM. The problem started for me when I installed the gapps through CWM, as soon as I did that when the phone went to boot it now says please enter the password for android, then says it was the right password but data is corrupt and cant use phone.
Is there a way to attempt to just format the entire phone including partition size and start from scratch again?
Click to expand...
Click to collapse
How are you trying to flash these recoveries (they're not called bootloaders, that is something totally separate)?
Have you tried using TWRP Manager as I suggested earlier, or are you using ADB? And If you are using ADB and trying to flash it that way, what fastboot commands are you giving?
There is no way that your should be "stuck" with CWM.
Okay what i have to do is fastboot its the only thing i can get to work. Not at my computer but yeah i fastboot the recovery img via cmd in windows. Fastboot flash recovey i use ane it successfully does. Doesnt matter what img or recovery i use when i boot into recovery it still uses cwm. Also only way i can put a rom on is adb sideload but now thats even failing with status 7 error
Also when i try the command fastboot oemRUU or whatever the command is it reboots the phone shows CM logo and boots till asking for android pw
thetinyjesus said:
Okay what i have to do is fastboot its the only thing i can get to work. Not at my computer but yeah i fastboot the recovery img via cmd in windows. Fastboot flash recovey i use ane it successfully does. Doesnt matter what img or recovery i use when i boot into recovery it still uses cwm. Also only way i can put a rom on is adb sideload but now thats even failing with status 7 error
Click to expand...
Click to collapse
The status 7 error is because of an outdated recovery. Not much help, I know.
It's strange that the TWRP Manager doesn't work. I've helped others with problems flashing recovery, and it has worked for them.
You could also try ROM Toolbox to update your CWM, or ROM Manager, but ROM Toolbox is better/more complete. It has everything ROM Manager has plus some.
The other option that you may not want to take is to do a COMPLETE wipe of your phone. That always sucks.
Going to try those programs. Thank you btw and how do i perform the full wipe i was about to throw the phone out lol.
@thetinyjesus You could also try this app. No PC necessary.
Thanks but cannot use the app i cannot get the phone to boot. Do you have directions for a full wipe
thetinyjesus said:
Going to try those programs. Thank you btw and how do i perform the full wipe i was about to throw the phone out lol.
Click to expand...
Click to collapse
Actually, you full wipe in recovery. lol
If you haven't tried TWRP Manager yet, that would be my first choice.
Damn that didnt work than i tried all those format options in the bunked recovery with no luck it sucks
If you're using the command prompt to flash the recovery, provide a screenshot of your desktop so that we can see what you're doing and what "it's" doing.
Starting to think that it's more of an "operator" fault and not anything to do with the device that doesn't want to play along.
Okay once im back home ill show the output
Here is the output from flashing the recovery. Once again when I went to recovery it loaded with CWM.
Also here is the output from sideloading the cm file again (same error no matter what rom I try)
Windows CMD: C:\Users\Jimmy\Desktop\platform-tool>adb sideload cm.zip
sending: 'cm.zip' 100%
Phone: Installing update...
set_perm_recursive: "/system" not a valid uid
E: Error in /tmp/update.zip
(Status 7)
Installation aborted
Anyone?

Soft bricked

Hello everyone, today I installed TWRP recovery, it went fine and I am not new to install custom roms, custom recoveries, etc. but this got my phone messed up. It was working perfectly fine and then I turned it off in the night and in the morning, it just got stuck in a bootloop, and knowing me of course, I forgot to create a backup as I installed TWRp. So, is there any kind fellow out there that has a TWRP backup at hand for the ZE551ML?
Just to get the order correct...
Flashed TWRP - No problem
Rebooted to system - No problem
System worked?
Turned off phone
Bootloop on power on?
Is this a bootloop, or does it just sit on the Asus screen? Does it get to the actual boot animation, or are you on the splash screen?
Harfainx said:
Just to get the order correct...
Flashed TWRP - No problem
Rebooted to system - No problem
System worked?
Turned off phone
Bootloop on power on?
Is this a bootloop, or does it just sit on the Asus screen? Does it get to the actual boot animation, or are you on the splash screen?
Click to expand...
Click to collapse
I am getting to the boot animation with the gears turning and then error comes up and boots me into TWRP. The problem is, the Bootloader will not come up so I can do the fastboot flashing, TWRP comes up instead. It comes up and I didn't overwrite the bootloader with TWRP. Problem is I can't access fastboot commands.
Lurkingintheshadows said:
I am getting to the boot animation with the gears turning and then error comes up and boots me into TWRP. The problem is, the Bootloader will not come up so I can do the fastboot flashing, TWRP comes up instead. It comes up and I didn't overwrite the bootloader with TWRP. Problem is I can't access fastboot commands.
Click to expand...
Click to collapse
Give me a few minutes. I'll get you a TWRP flashable boot.img zip.
Try flashing this in TWRP. You might need to sideload it onto your phone if you can't boot into system.
Harfainx said:
Try flashing this in TWRP. You might need to sideload it onto your phone if you can't boot into system.
Click to expand...
Click to collapse
Thank you. But, it won't flash, I've tried about every option now. I think I'm just going to see if I can get a replacement. 2.19 was always causing me problems to install and then now that I finally got it on my phone, I couldn't install another 2.19 on top of it or downgrade. Guess this phone is done for until CM12 gets released. Thanks for the help but it seems it can't be recovered at this point.
Lurkingintheshadows said:
Thank you. But, it won't flash, I've tried about every option now. I think I'm just going to see if I can get a replacement. 2.19 was always causing me problems to install and then now that I finally got it on my phone, I couldn't install another 2.19 on top of it or downgrade. Guess this phone is done for until CM12 gets released. Thanks for the help but it seems it can't be recovered at this point.
Click to expand...
Click to collapse
If you lurk on these forums, there are some Intel flashing tools I've seen that can help you recover from a soft brick.
I am stuck too!
I was in stock recovery and did a cache wipe. It took forever and wouldn't come out of it so i powered it off and tried booting. It got stuck on bootloop. phone is asus zenfone 2 Z00A. It is intel chipset. please help me out.
the worst part is that i cant get into fastboot or recovery modes so i am completely stuck! please help me out.
when i try to get into fastboot mode with vol up+ power key it vibrates but nothing is displayed.
if i just power it on its stuck on bootloop.
i can't get into recovery and fastboot bcoz its at the same place.
can i use adb commands or fastboot commands somehow?
i can maybe use adb reboot recovery to get into recovery and then i can do a wipe and flash new stuff.
please help me out.
UPDATE: I found out u can use adb reboot recovery while on the asus bootanimation.
i tried adb reboot recovery and now getting a flashing android sleeping bot with error!
can't use adb or fastboot commands now though
now in even bigger mess. after using adb reboot recovery, i can't get to bootanimation either.
just stuck at flashing android sleeping bot with error.
can't get to bootloader or fastboot or anything!
Please any suggestions. I'm dying here to fix it.
I have a adb backup.
i couldn't take a nandroid backup. i just entred recovery and wiped cache first. after doing that i was going to flash twrp and then using twrp take a nandroid backup and flash a custom rom. but it got stuck at cache wipe and i powered it off and the whole mess.:
Finally entered bootloader with fastboot now working!
Content and satisfied
I_am_sid said:
I was in stock recovery and did a cache wipe. It took forever and wouldn't come out of it so i powered it off and tried booting. It got stuck on bootloop. phone is asus zenfone 2 Z00A. It is intel chipset. please help me out.
the worst part is that i cant get into fastboot or recovery modes so i am completely stuck! please help me out.
when i try to get into fastboot mode with vol up+ power key it vibrates but nothing is displayed.
if i just power it on its stuck on bootloop.
i can't get into recovery and fastboot bcoz its at the same place.
can i use adb commands or fastboot commands somehow?
i can maybe use adb reboot recovery to get into recovery and then i can do a wipe and flash new stuff.
please help me out.
UPDATE: I found out u can use adb reboot recovery while on the asus bootanimation.
i tried adb reboot recovery and now getting a flashing android sleeping bot with error!
can't use adb or fastboot commands now though
now in even bigger mess. after using adb reboot recovery, i can't get to bootanimation either.
just stuck at flashing android sleeping bot with error.
can't get to bootloader or fastboot or anything!
Please any suggestions. I'm dying here to fix it.
I have a adb backup.
i couldn't take a nandroid backup. i just entred recovery and wiped cache first. after doing that i was going to flash twrp and then using twrp take a nandroid backup and flash a custom rom. but it got stuck at cache wipe and i powered it off and the whole mess.:
Finally entered bootloader with fastboot now working!
Content and satisfied
Click to expand...
Click to collapse
how did you get fastboot working? I can get into bootloader, but cant get my pc to connect with my zenfone2. can't use any adb cmd it would just say "error: can't find devices"
I_am_sid said:
I was in stock recovery and did a cache wipe. It took forever and wouldn't come out of it so i powered it off and tried booting.
Click to expand...
Click to collapse
Just a reminder to everyone, never force shutdown the Phone during a cache wipe procedure, it takes a long time but it finishes.
When I did it on my ZF2, I thought it was taking too long, but I did a search here and found out about it taking long before it was too late.
I'm glad you could recover yours. :good:
I shut mine down because it took too long. Wouldn't start up again. Had to send it in for RMA. Asus Canada reset the OS. I'll never do that again.
Sent from my ASUS_Z00AD using XDA-Developers mobile app
ikkuy said:
how did you get fastboot working? I can get into bootloader, but cant get my pc to connect with my zenfone2. can't use any adb cmd it would just say "error: can't find devices"
Click to expand...
Click to collapse
Dude you can never use adb when in bootloader.
That's why you have fastboot.
just type
fastboot devices
you will get your device.
if you don't then download intel drivers. You will get them in asus website.
if you are stuck without custom recovery i would suggest you to download system image (~1.5Gb) from asus website.
just search for asus zenfone 2 and go to official asus site. in downloads tab you should find both drivers and system image.
download the latest one.
See if you can get into stock recovery.
when in bootloader press vol down and go to recovery mode.
you will see a sleeping android bot with error.
press power key + vol down you will get a list.
choose factory reset and then after wipe is complete choose sideload from adb.
connect your phone and then in adb type
adb sideload filename.zip
obviously place file in your platform-tools folder and replace filename with whatever its name is.
it will take a while and you will get back your system.
---------- Post added at 07:37 PM ---------- Previous post was at 07:21 PM ----------
Marteicos said:
Just a reminder to everyone, never force shutdown the Phone during a cache wipe procedure, it takes a long time but it finishes.
When I did it on my ZF2, I thought it was taking too long, but I did a search here and found out about it taking long before it was too late.
I'm glad you could recover yours. :good:
Click to expand...
Click to collapse
Thanks!
It took a lot of time though.
For anyone stuck,
I first got fastboot working. and then i flashed stock recovery and boot.
got into stock recovery and sideloaded system img into it.
After it booted back into asus stock rom i unlocked bootloader, placed twrp in sdcard and got straight into fastboot again installed twrp and then did a wipe and went ahead and flashed ROM and Gapps. Working fine.
Update:
To get to bootloader:
i was stuck in a bootloop.
When at asus boot animation i connected USB cable and quickly typed
adb reboot bootloader
which seemed to work for me. Though i couldn't get into recovery.
So i had to flash stock recovery again.

[Brick phone] help needed

I have flashed many phones before my G4 and this is the first time I'm having to ask for help.
The firmware installed was AICP CM13, then the screen went green with a DemiGod message. I held the vol down button to reboot and it came back up. After a few restarts and green screens i figured I needed to reflash the firmware. I booted into Recovery and while wiping the device to flash a new firmware, TWRP crashed. After leaving it for half hour or so, I took the battery out to enter into TWRP so I can flash the new firmware. TWRP is no there to be seen. I hold down the vol down and power button, releasing power for second or two and choose to go into recovery. Every time the phone just gets stuck on the LG screen displaying "Bootloader state :Bootlader unlocked!".
In short, I have no firmware, the device has been wiped and TWRP doesn't seem to be working.
I have tried to flash a KDZ file (H81520A_00.kdz) using the flash guide here. This comes back as unsuccessful saying "connection to server failed". As shown below.
View attachment 3605673
The method to flash an .img file using cmd on the pc includes moving the 4gb .img file to the parent folder of the phone storage. I can't get to move any files whatsoever to my device so figured this method would not work.
Seems if I can somehow flash TWRP, then I should be able to install a new firmware.
Any help much appreciated.
Hi, Can you get an ADB connection to your phone, or get your phone into bootloader somehow. From there you could try 'fastboot boot recovery.img'?
If so, then from within TWRP you can flash twrp recovery so the recovery is then sorted. Then you could flash click here (the full version). This will then allow LG UP to find a connection. From there if you really wanted to can flash any KDZ as a proper reset. Hope it works buddy!!
rav101 said:
Hi, Can you get an ADB connection to your phone, or get your phone into bootloader somehow. From there you could try 'fastboot boot recovery.img'?
If so, then from within TWRP you can flash twrp recovery so the recovery is then sorted. Then you could flash click here (the full version). This will then allow LG UP to find a connection. From there if you really wanted to can flash any KDZ as a proper reset. Hope it works buddy!!
Click to expand...
Click to collapse
I can get into recovery but I am unsure as to how I could try 'fastboot boot recovery.img'. Would that be the same as flashing an img when the root method first came out?
AndHD2 said:
I can get into recovery but I am unsure as to how I could try 'fastboot boot recovery.img'. Would that be the same as flashing an img when the root method first came out?
Click to expand...
Click to collapse
Just to make sure you know. TWRP is your recovery. Your last message said you did not have TWRP?
When I first rooted my phone (and subsequently when I install a .kdz), I have to go into the bootloader and install TWRP. I personally do this by using the above command "fastboot boot recovery.img" with the recovery.img being placed on my computer in the same location as my adb installation. This command only boots up TWRP but does not flash it. I then flash twrp by having a copy of it on my external sd card. Within twrp you can select to flash zip, or there is an option to flash an image. I use this to flash twrp (from twrp... its a little inception like but it works). Once you have twrp up and running, you can install a rom. If you want to do flash a .kdz, I have found you need to be on a stock based rom in the first place hence why i referenced the v20a full system zip.
Hope that made sense.
Regards,
Ravi
It is late here and with me being tired I said recovery instead of download. I can boot into download mode but when I try to boot into recovery then it just goes straight to the LG splash screen and it will either remain in that screen or the green Demigod screen would come up.
I'm off to sleep and away from my laptop as I have to be up in 5 hours. Luckily I still have my Note 4 so at least I'm not without a phone in the morning. I will try the steps what you have suggested just as soon as I get back from work.
Many thanks
rav101 said:
Just to make sure you know. TWRP is your recovery. Your last message said you did not have TWRP?
When I first rooted my phone (and subsequently when I install a .kdz), I have to go into the bootloader and install TWRP. I personally do this by using the above command "fastboot boot recovery.img" with the recovery.img being placed on my computer in the same location as my adb installation. This command only boots up TWRP but does not flash it. I then flash twrp by having a copy of it on my external sd card. Within twrp you can select to flash zip, or there is an option to flash an image. I use this to flash twrp (from twrp... its a little inception like but it works). Once you have twrp up and running, you can install a rom. If you want to do flash a .kdz, I have found you need to be on a stock based rom in the first place hence why i referenced the v20a full system zip.
Hope that made sense.
Regards,
Ravi
Click to expand...
Click to collapse
I have finally got chance to sit down and have a go at performing the procedure listed above. I downloaded the adb and fastboot installation as outline here. It is the minimum to what this thread says I will need for my device. I moved the recovery.img to the installation location which were in Windows/programs files (x86)/Minimal adb and fastboot. I launched the program and typed in 'fastboot boot recovery.img'. I tried this in download mode, charging mode (phone off) and while on the LG flash screen where TWRP didnt load but in all cases I have had no response at all.
If someone can help the much appreciated.
AndHD2 said:
I have finally got chance to sit down and have a go at performing the procedure listed above. I downloaded the adb and fastboot installation as outline here. It is the minimum to what this thread says I will need for my device. I moved the recovery.img to the installation location which were in Windows/programs files (x86)/Minimal adb and fastboot. I launched the program and typed in 'fastboot boot recovery.img'. I tried this in download mode, charging mode (phone off) and while on the LG flash screen where TWRP didnt load but in all cases I have had no response at all.
If someone can help the much appreciated.
Click to expand...
Click to collapse
Hi @AndHD2, I'm sorry but I can't think of anything else
rav101 said:
Hi @AndHD2, I'm sorry but I can't think of anything else
Click to expand...
Click to collapse
I had another demigod type screen but this was grey and not green with less detail. However it did say it were a kernel error.
Is the handset still under warrenty with the bootloader unlocked. I have a feeling its not

LG G4(bootloop after flashing wrong boot image)

Hello guys,
I have a big problem. Today i wanted to unlock my bootloader, flash a custom recovery and root my phone. Unlock the bootloader wasnt a problem. Then i boot the recovery.img from adb to install it from there, but when i wanted to install it first i selected the wrong option(boot not recovery). So after a restart i just came always back in the recovery. So i searched a boot image to install it with twrp. I think i found and installed the wrong one because now i only see the animation of lg, thats all. Please can anyone help me?
When u enter download or fastboot mode then u van flash an kdz or a TWRP.img
.
freeman86 said:
Hello guys,
I have a big problem. Today i wanted to unlock my bootloader, flash a custom recovery and root my phone. Unlock the bootloader wasnt a problem. Then i boot the recovery.img from adb to install it from there, but when i wanted to install it first i selected the wrong option(boot not recovery). So after a restart i just came always back in the recovery. So i searched a boot image to install it with twrp. I think i found and installed the wrong one because now i only see the animation of lg, thats all. Please can anyone help me?
Click to expand...
Click to collapse
Well first at all you didn't make any mistake by installing recovery.img as boot. Couse after that you had to install recovery.img using TWRP at first boot. There are tutorials how to that properly, dunno why u dont read carefully before doing something like that.
Now i think the easiest solution would be just reinstall stock rom using LGUP tool. Ofcourse you can still try use adb tool. What you need to do is to find proper boot file for you model and android version and put it to adb folder and flash it same as recovery.
You can easy get into download mode by taking battery out, connecting phone using usb with computer and then while holding volume up button put back battery.
Tutotial how to enter fastboot from download mode: https://forum.xda-developers.com/g4/general/guide-how-to-enter-fastboot-mode-t3239537
I would recommend to start using google. As i spent like 5 mins to gather all info for that.

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