A long time ago I followed a guide showing the procedure to UNLOCK my P9 Lite as a way to allow me to root it. As usual with this kind of stuff, the procedure only worked in half: the phone was unlocked, but I got no root access at all. Problem case: Huawei P9 lite VNS-L31 on B380 Bootloader unlocked. FRP Locked. Fastboot commands fail with except andfastboot devices Solution: Have ready your Unlock bootloader code from Huawei Factory Reset your device. Reboot to fastboot ,in fastboot you should see: Phone: unlocked FRP: locked When the process is complete, the phone will restart. If the eRecovery update method fails and the device cannot boot up normally, contact our Customer Care team or submit the device to the nearest authorized Huawei service centre. I have the Huawei p9 lite VNS-L31: - EMUI 5.0.4; - Android 7.0; - Security Patch from August 1, 2019 * I managed to unlock the bootloader and now I was trying to root the phone. * * I'm having problems with root! I was following the steps of Thread Details - HUAWEI Community. There might be a network problem, please try again. Hey guys,Will make this post short. Yesterday night at around 10:40pm my keyboard stopped working. I would press the message tab but the keyboard won't show. Same thing happened on WhatsApp and Google Chrome when trying to type a text. Switched my ph. Wipe the cache partition. Start by turning the phone off, then press and hold the Power and Volume down keys until the Huawei logo appears. Use the Volume Down button to navigate to wipe cache Reboot your Huawei P9 lite every day. Restarting the phone is the most common method used to fix several issues. The process of rebooting the device shuts everything off that is working in your device and restarts it again thoroughly. This allows all functions and apps to start afresh, eliminating problems and reducing fast battery drain. Why Huawei P9 lite cameras suddenly stop working or display errors like this? There may be a thousand causes for this Android camera problem. Those can vary from hardware malfunctions to software conflicts on your Huawei P9 lite device. 6. Download a stable version of in order to perform Huawei P9 lite root. Just unzip the respective file and copy the SuperSU zip file to your Huawei phone. 7. Now you can also unplug your device from your system. Put it into the TWRP recovery mode by pressing the Home, Power, and Volume Up button simultaneously. 8. connect your phone to pc , open cmd, type "adb reboot-bootloader", when phone reboots to bootloader you type , "fastboot oem relock *****" (stars (*) are the unlock code that you have) and reboot , the unroot prosses can be removed from inside supersu ->settings-> cleanup ->full unroot pKHk9.