flashing via fastboot. - Huawei P9 Lite Questions & Answers

Need to roll back from Nougat to Marshmallow and not entirely sure how to flash the revolution recovery via fastboot. Help is appreciated

fastboot flash recovery recoveryname.img

Related

help,new bootloader and radio

should i have radio img and bootloader img of nexus4's kitkat??
i have flashable zip,but i don't want to install there by recovery...i would like to flash them via fastboot on ubuntu terminal.
thanks to all
download the factory image from google. Then you can extract all of the xxxx.img and flash those via fastboot.

Twrp fastboot

Is it possible to fastboot flash recocery twrp.img to get twrp back if i had to flash stock recovery img for something. Given im running custom ROM.

Zenfone 2 laser ze550kl bootloader problem

I was on cm-13 nightly builds and had error "asus_trustzone==1".So I had to go back to stock rom,I tried to flash back2stock.zip and sideload but failed. So I flashed Asus pre-rooted rom using cmd ie....
fastboot flash boot boot.img
fastboot flash system system.img
fastboot flash recovery recovery.img
From then bootloader oem commands are not working, twrp is not re-booting into twrp and fastboot mode and I'am not able to flash any custom rom .
Please Help!!!
Niteesh kumar said:
I was on cm-13 nightly builds and had error "asus_trustzone==1".So I had to go back to stock rom,I tried to flash back2stock.zip and sideload but failed. So I flashed Asus pre-rooted rom using cmd ie....
fastboot flash boot boot.img
fastboot flash system system.img
fastboot flash recovery recovery.img
From then bootloader oem commands are not working, twrp is not re-booting into twrp and fastboot mode and I'am not able to flash any custom rom .
Please Help!!!
Click to expand...
Click to collapse
Goto the thread below and unlock bootloader as described and then try to flash custom ROMs.
http://forum.xda-developers.com/zenfone-2-laser/general/guide-unlock-bootloader-asus-unlock-app-t3405850

P9lite Flash stock recovery , Unroot

Hi,
My mobile model is P9lite VNS-L31 and build number VNS-L31C185B360 and I want to remove root and restore stock recovery, how to do it???
Can you help me please.
Thanks
Extract from the B360 UPDATE.APP the boot and recovery image.
Then flash them in fastboot mode
fastboot flash recovery recovery.img
fastboot flash boot boot.img

always boot in stock recovery

hi all.
please, i flashed twrp.img via fastboot flash recovery twrp.img
reboot system
but when i reboot in recovery, always boot in stock recovery
what make i wrong?
what is correct command?
i flashed ota via sideload
thanks
jordirpz said:
hi all.
please, i flashed twrp.img via fastboot flash recovery twrp.img
reboot system
but when i reboot in recovery, always boot in stock recovery
what make i wrong?
what is correct command?
i flashed ota via sideload
thanks
Click to expand...
Click to collapse
Do you use the latest version of TWRP ? Check here https://eu.dl.twrp.me/cheeseburger/twrp-3.1.1-1-cheeseburger.img.html
Jst checking, did you unlock your bootloader?
jordirpz said:
hi all.
please, i flashed twrp.img via fastboot flash recovery twrp.img
reboot system
but when i reboot in recovery, always boot in stock recovery
what make i wrong?
what is correct command?
i flashed ota via sideload
thanks
Click to expand...
Click to collapse
You need to unlock bootloader first then flash twrp and then root, otherwise twrp don't remain installed if you're not rooted

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