Cannot flash Twrp for some reason - T-Mobile LG V10 Q&A, Help & Troubleshooting

Also it will not show up in the LG up app this is what I get when I try to flash an recovery "target reported. Max download size of 536870912 bytes
Sending 'recovery' (31748kb)...
Okay [0.710s]
Writing 'recovery'...
FAILED (remote: unknown command)
finished. Total time .728s"
Also I cannot get into download mode or recovery....?

If you are on Marshmallow then you can't flash TWRP thru fastboot, gotta use the .tot method in the root for 6.0 thread.
Sent from my LG-H901 using XDA-Developers mobile app

Ok thanks I will try but it was not even seeing my phone and to I have to connect with ptp to use adb

Related

[Q] Cant flash from adb mac

My android phone will only boot into the recovery or the bootloader. I am trying to flash stock to my HTC one from the terminal on my mac, but I am getting this error:
Mikes-MacBook-Air:HTCOneRoot Mike$ ./fastboot-mac flash zip ATT-3.17.502.3-Stock-Rooted-DEODEX.zip
sending 'zip' (1114992 KB)...
OKAY [ 37.597s]
writing 'zip'...
FAILED (remote: not allowed)
finished. total time: 37.618s
Mikes-MacBook-Air:HTCOneRoot Mike$
What are you trying to flash exactly?? As far as i know youre supposed to flash firmware files from recovery not from fastboot..
Sent from my One X+ using XDA Premium 4 mobile app

LG G5 TWRP fastboot failing

Hi all,
I have an LG G5 H850. I'm trying to install TWRP using ADB. I've had it previously and it worked fine. I'm pretty sure the bootloader is unlocked. Anyway, when I do "fastboot flash recovery twrp-3.1.1.1-0-h850.img" I get the following output:
target reported max download size of 536870912 bytes
sending 'recovery' (19076 KB)...
OKAY [ 0.431s]
writing 'recovery'...
OKAY [ 0.345s]
finished. total time: 0.781s
To me, that looks as though thats worked fine. Now when I try fastboot boot twrp-3.1.1.1-0-h850.img I get the following:
downloading 'boot.img'...
OKAY [ 0.432s]
booting...
FAILED (remote: unknown command)
finished. total time: 0.456s
Has anyone got any ideas on this?
Same here
I am having the same problem, please help
Had this issue a while back. I resorted to doing complete flash with LGUP to the latest version and then it worked. I had been messing around with various ROMS on different android versions.
lywyn said:
Had this issue a while back. I resorted to doing complete flash with LGUP to the latest version and then it worked. I had been messing around with various ROMS on different android versions.
Click to expand...
Click to collapse
Don't happen to know where I could get a rom that it would work with do you?
Managed to solve this. Flashed the TWRP image using fastboot flash recovery <img> via adb. Then I unplugged from USB, and got into recovery mode by doing power + volume down buttons and quickly release and repress ont he LG logo. Answered yes to both questions and got into TWRP.
Barsbeh said:
Managed to solve this. Flashed the TWRP image using fastboot flash recovery <img> via adb. Then I unplugged from USB, and got into recovery mode by doing power + volume down buttons and quickly release and repress ont he LG logo. Answered yes to both questions and got into TWRP.
Click to expand...
Click to collapse
That is the required way of doing it. You have to boot into recovery after flashing the recovery or it gets reset.
Hi,
Having a similar problem since trying to update my ROM ... and the Magisk install failed. Now I can only get to fastboot, can't get to recovery. And, tried this,
Code:
C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot flash recovery twrp-3.1.1-0-h830.img
target reported max download size of 536870912 bytes
sending 'recovery' (18644 KB)...
OKAY [ 0.439s]
writing 'recovery'...
FAILED (remote: unknown command)
finished. total time: 0.461s
Help!?! ... and thanks!

[Q] cant flash TWRP h830

this is the first time i have owned an LG phone. I have the bootloaded unlocked and usb debugging enabled. I have read just about every guide i could find but i still cant manage to flash twrp.
i am trying to flash the latest twrp-3.2.1-0-h830.img
i am showing build number NRD90U and software version H83020a.
i am getting this error message trying to flash thru either adb or minimal adb and fastboot programs:
C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot flash recovery twrp.img
target reported max download size of 536870912 bytes
sending 'recovery' (18700 KB)...
OKAY [ 0.511s]
writing 'recovery'...
FAILED (remote: unknown command)
finished. total time: 0.531s
any suggestions would be appreciated. thanks
https://forum.xda-developers.com/tmobile-lg-g5/development/root-h830-20a-nougat-lg-g5-hard-t3542496 this should show you how
tensux said:
this is the first time i have owned an LG phone. I have the bootloaded unlocked and usb debugging enabled. I have read just about every guide i could find but i still cant manage to flash twrp.
i am trying to flash the latest twrp-3.2.1-0-h830.img
i am showing build number NRD90U and software version H83020a.
i am getting this error message trying to flash thru either adb or minimal adb and fastboot programs:
C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot flash recovery twrp.img
target reported max download size of 536870912 bytes
sending 'recovery' (18700 KB)...
OKAY [ 0.511s]
writing 'recovery'...
FAILED (remote: unknown command)
finished. total time: 0.531s
any suggestions would be appreciated. thanks
Click to expand...
Click to collapse
If you already have TWRP before just use the app.
If its the first time you flash twrp using the Recowvery method, make sure you have a copy of the recovery.img on your internal memory. :good:
rflores said:
https://forum.xda-developers.com/tmobile-lg-g5/development/root-h830-20a-nougat-lg-g5-hard-t3542496 this should show you how
Click to expand...
Click to collapse
cheeze.keyk said:
If you already have TWRP before just use the app.
If its the first time you flash twrp using the Recowvery method, make sure you have a copy of the recovery.img on your internal memory. :good:
Click to expand...
Click to collapse
Hi thanks for the replies.
I finally got it to work after a couple days of a soft brick at lg firmware update. i used Easyrecowery and and for some reason needled to toglle between file transfer and phot transfer while getting stuck while the scripts were processing
https://forum.xda-developers.com/tmobile-lg-g5/how-to/guide-root-twrp-lg-g5-using-t3580264
now to flash lineageos

Fastboot mode

Could someone help my device is brick and currently stuck in fastboot attempted to flash TWRP error message
fastboot flash recovery twrp-2.8.7.1-v500.img
target reported max download size of 536870912 bytes
sending 'recovery' (12492 KB)...
OKAY [ 0.396s]
writing 'recovery'...
FAILED (remote: unknown command)
finished. total time: 0.402s
highgrade said:
Could someone help my device is brick and currently stuck in fastboot attempted to flash TWRP error message
fastboot flash recovery twrp-2.8.7.1-v500.img
target reported max download size of 536870912 bytes
sending 'recovery' (12492 KB)...
OKAY [ 0.396s]
writing 'recovery'...
FAILED (remote: unknown command)
finished. total time: 0.402s
Click to expand...
Click to collapse
Well this is a v521 forum. So if you have a v521, then trying to flash twrp for the v500 would be your first mistake.
Can you kdz back to stock?
I have the 521 I trying to Restoring kdz lg tool not seeing my device detected
highgrade said:
I have the 521 I trying to Restoring kdz lg tool not seeing my device detected
Click to expand...
Click to collapse
Yeah you tried to flash twrp for the v500 which could probably mean a hard brick.
Read the last couple pages of this thread to see if it will work for you. Good luck. https://forum.xda-developers.com/g-...-v521-guide-to-update-v521-lg-t3533338/page28

Can't use TWRP on Huawei Y6 (2018)

Before:
I just unlocked the bootloader and installed a custom ROM (LineageOS 15.1: https://forum.xda-developers.com/huawei-y6/development/lineageos-15-1-huawei-y6-2018-t3832278) on my Huawei but it won't let me flash the TWRP from adb. I tried before flashing the custom ROM and also after but no progress. I tried with 'fastboot flash recovery recovery.img' as well as 'fastboot flash boot recovery.img' because I knew some smartphones include the recovery in the boot.img but I am always getting the same error:
Code:
fastboot flash recovery recovery.img
target reported max download size of 535822336 bytes
sending 'recovery' (16544 KB)...
OKAY [ 0.522s]
writing 'recovery'...
FAILED (remote: partition table doesn't exist)
finished. total time: 0.553s
I am not an expert but I understood that 'recovery' partition doesn't exist. I found some possible solutions online such as writing 'fastboot flash RECOVERY recovery.img' or 'fastboot flash erecovery recovery.img' (because Huawei calls the stock one 'erecovery') but they both gave me another error:
Code:
fastboot flash RECOVERY recovery.img
target reported max download size of 535822336 bytes
sending 'RECOVERY' (16544 KB)...
OKAY [ 0.522s]
writing 'RECOVERY'...
FAILED (remote: Command not allowed)
finished. total time: 0.528s
UPDATE: I found, maybe, the correct name of the recovery partition and it seems to work:
Code:
fastboot flash recovery_ramdisk twrp.img
< waiting for device >
target reported max download size of 535822336 bytes
sending 'recovery_ramdisk' (14026 KB)...
OKAY [ 0.443s]
writing 'recovery_ramdisk'...
OKAY [ 0.323s]
finished. total time: 0.767s
BUT it actually doesn't work properly because when I boot into recovery it boots the stock one. I tried other solutions found on the net like instantly unplug the phone after the flash and reboot it into recovery immediately but again it boots into stock one...
OTHER UPDATE: I managed to find and flash a TWRP that can boot up but it shows the internal storage 0MB not allowing me to install any .zip file. Because of that, I cannot install SuperSU to get root access.
I tried installing TWRP also with stock ROM but still showing 0MB because the phone is encrypted. To disable encryption I need to install the bluspark TWRP (As I found online), the problem is that bluspark won't boot and gets immediately overwritten by the stock ROM as it happened with the one I mentioned in the first update of the post.
Now I will try buying a microSD card and see if it shows right so that I can still flash .zip from the microSD card.
Now:
LATEST UPDATE: The SD card is working properly and I see it as around 60 GB instead of 64 but that's not the problem. I can see the .zip files I'd want to flash but when I try to do it it says me that it failed to mount every single partition and after some research I discovered that my Huawei has all the data encrypted. After other research I found that there are some TWRPs like blu_spark that could decrypt the data but every version I tried doesn't work and gets immediately overwritten by the stock recovery.
Does anyone know other methods to decrypt all the data on Huawei? Otherwise it's impossible to flash any .zip. Actually it flashes it but it fails to update the partitions state so the system doesn't recognize the changes.
Rooting Huawei is so difficult.. I will buy an OP5t as soon as I have the money XD.
Y6 2018 twrp
Any progress? I'm also looking for a version of TWRP that works with the Y6 2018.

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