Bootloader relock - Huawei P9 Questions & Answers

Hi. I have problem. When i relock bootloader after factory reset and first boot system say password to decrypt data i write good and system say password good but data corrupt and reset low level again and again again? WHF? Please help
I managed through erecovery. Downloaded c432b504 and now b505 by ota. Sorry for the confusion
I install b506 over firmware finder and everything fine

Related

The phone suddenly resets itself

Hi,
I am on rooted P7-L10 C900 B852, for a long time, but recently my phone suddenly resets itself.
When it happens, I have a hard time to turn it on. I have to do it several times, and sometimes I end up with "Optimizing app x of y" message (that is message that is shown after upgrading rom).
After optimizing is completed, my all wireless passwords are cleared so I have to rejoin again.
I tried to do the factory reset from twrp, but with no success – everything is the same as before.
What are my options now?
Can I somehow check hardware (I believe that there are some codes that I can type in for that)?
Could I reinstall B852 again?
How to clear everything and start from very beginning?
Regards.
So now you are at B852 after a automatic reset?
What about restore a backup with twrp?
And what do you mean with twrp factory reset is not working? Is twrp not able to mount the data partition?
If you want to reinstall B852 you have 2 options:
Flash the stock recovery then update using the UPDATE.APP
Get the Huawei Update Extractor tool, extract the UPDATE.APP package and then using fastboot flash the system, boot, cust and cache partitions
I had a really hard time with the phone. Looks like my sd card has gone, so I ordered the new one.
I have downloaded update.app and I have flashed B830 recovery.
Is this anything I need in order to flash stock rom again?
I will use three button restart in order to activate flashing process.
Whatever I do, I want to put phone in factory state.
What is current twrp version that I have to flash in order to root the phone (supersu)?
Regards.
http://forum.xda-developers.com/showthread.php?t=3314665
After flashing stock recovery, I used recovery to do factory reset. Than I have put update.app on sd card, and installed B852.
After installation has completed, I have installed twrp from the link above and flashed supersu.
By now, I am using the phone for few days with no problems at all. Even battery has more stamina.
Thanks guys. 👍
Sent from my HUAWEI P7-L10 using Tapatalk

Bricked P8 Lite 2017

Hello Everyone,
I tried to revive my P8 Lite 2017 and it's impossible. I followed every guide I found but anything work for me.
I have access to bootloader also recovery.
erecovery not working, fail when try to download.
recovery not working factory reset stock at 99%
bootloader I can flash but maybe i didn't find the right firmware.
The version I had was PRA-LX140B105.
More information.
I deleted some picture so I tried to recover this photo so I used undeleter, diskdigger and these app said if you're rooted you have more change to find things.
I rooted the phone and when I used this apps, wanted to come back to factory so I flashed supposedly a stock rom from firmware finder huawei. I flashed boot, recovery and system. The first time I boot stuck on your device is booting now, after that i swith off my phone and tried recovery I do wipe cache also wipe data and factory reset then again 99%. I swith off again my phone start again the factory reset by itselft and then say completed, phone reboot and then i see the animation and stuck on huawei logo after that reboot by itselft and then open erecovery. Again I Turn off phone try to swith on and stuck on your device is booting now..
I don't know what more I can do.
I tried to put update.app inside dload folder in sd card but it fails
flash TWRP, restore this https://mega.nz/#!vspAXIZI!yHj-2n9DuGvb-ZdsemOgw4k3vQTMy7CJXIGFAhJlplo in TWRP, flash stock recovery, update to the newest firmware, do a factory reset and flash a recovery of your choice.
to get the backup to work, first create a random backup in TWRP then go to TWRP/BACKUPS/*random numbers* and put the downloaded backup there
How to root this big brick?! Damn huawei site not allows me to login! Need root bcs of few apps dmn **** nobody dont know and dont want to help me here???
thebdl said:
Hello Everyone,
I tried to revive my P8 Lite 2017 and it's impossible. I followed every guide I found but anything work for me.
I have access to bootloader also recovery.
erecovery not working, fail when try to download.
recovery not working factory reset stock at 99%
bootloader I can flash but maybe i didn't find the right firmware.
The version I had was PRA-LX140B105.
More information.
I deleted some picture so I tried to recover this photo so I used undeleter, diskdigger and these app said if you're rooted you have more change to find things.
I rooted the phone and when I used this apps, wanted to come back to factory so I flashed supposedly a stock rom from firmware finder huawei. I flashed boot, recovery and system. The first time I boot stuck on your device is booting now, after that i swith off my phone and tried recovery I do wipe cache also wipe data and factory reset then again 99%. I swith off again my phone start again the factory reset by itselft and then say completed, phone reboot and then i see the animation and stuck on huawei logo after that reboot by itselft and then open erecovery. Again I Turn off phone try to swith on and stuck on your device is booting now..
I don't know what more I can do.
I tried to put update.app inside dload folder in sd card but it fails
Click to expand...
Click to collapse
You can use DC-Phoenix to restore your device.
Hey... how can I help you man?

Reset to stock

Hi guys. I have few questions for you and would be happy and very grateful if you could answer and help me. First of all i have huawei P10 lite which i have bootloader unlocked it, installed twrp and also rooted. I also made backup of the stock rom with twrp. Now i want to restore my phone as new, i mean i want to get back to the stock rom which i made it with recovering but now how can i delete twrp and then lock bootloader? I saw that i have to use img file to delete twrp recovery - The model number is WAS-LX1 and the build number is WAS-LX1C432B124. I wasn't able to find this firmware and i am stuck now. Can i use other firmware for the model number WAS-LX1 or i will brick my phone? How to resolve this issue? I want to get back to stock.. Please help me..
Also is there any way to turn off the warning that says that the bootloader is unlocked and the device can not be trusted or just hide it? I tried to flash logo.bin file but it didn't work for me.
Thanks a lot guys.
Install recovery image from another firmware for WAS-LX1C432.
You can relock bootloader via fastboot using your code and the proper comand. This would get rid-off warning screen. All the info of firmware and oem info must coincide. Otherwise system won't boot unless you unlock the bootloader again.

[help] frp lock in fastboot

hi everybody,
I need help from a big expert because I have a big problem with my P10...
ok for starter I know where is my mistake I forget to enable oem security in dev option
of course it's not my only mistake in twrp I do a advenced wipe and I wipe system sd etc...
So now my phone don't boot, twrp goe's when I flash another updape.zip with extarnal sd card and I can't flash anything with fastboot because frp it's lock...
my previous version it's l09 and I don't find full update.zip of this version just ota...
Some one can help me please
Hi,
maybe my guide works, but I don't think it works with FRP Lock, just try it.
If you were on Nougat before you wiped, use Tutorial 1, if you were on Oreo use Tutorial 2 - important choice.
Also note that you can't install Huaweis update.zip with TWRP because it's not an installable zip. It's only for Huaweis recovery - and this is what my script does:
It flashes the stock Huawei recovery with removed online validation and put some recovery commands into cache so the recovery knows what to do.

9.0.3 update with unlocked bootloader

My daughter unwittingly performed an OTA update with an unlocked bootloader and now gets the error "Decryption unsuccessful, the password you entered is correct, but unfortunately your data is corrupt." at startup. Before I wipe the device I'm wondering why when I boot with the stock recovery the password seems to decrypt properly if I use the correct password (no errors but there is no way to mount or backup the data partition) but if if temporarily boot with TWRP via fastboot the password does not seem to decrypt the device (I do receive a password failed error). Any information is appreciated.
In my view, there are some issues with the pie build which detects that the bootloader is unlocked. After this you may see decryption unsuccessful.
When I was on oreo 5.0.8, I had flashed nougat ROMs too by just flashing the nougat fw but now when I was using pie 9.0.2; I tried to flash sultan ROM which resulted in decryption unsuccessful.
In that case, we need to format the phone.
qizbot said:
My daughter unwittingly performed an OTA update with an unlocked bootloader and now gets the error "Decryption unsuccessful, the password you entered is correct, but unfortunately your data is corrupt." at startup. Before I wipe the device I'm wondering why when I boot with the stock recovery the password seems to decrypt properly if I use the correct password (no errors but there is no way to mount or backup the data partition) but if if temporarily boot with TWRP via fastboot the password does not seem to decrypt the device (I do receive a password failed error). Any information is appreciated.
Click to expand...
Click to collapse
Flash the modded firmware. See firmware thread for details: https://forum.xda-developers.com/showpost.php?p=79690946&postcount=592

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