Well, after factory reset my p8 lite ale-l21 stuck on emui logo.I can take screenshot's, volume up. I tried to install firmware by SD card, tried to wipe cache, another factory reset.
Para resetear Android en tu Huawei P8 Lite debes seguir los pasos mencionados a continuación: Presiona el botón de volumen arriba y también el botón de encendido, cuando veas el logo de Huawei suelta ambos botones. En el menú de recuperación presiona Wipe data/Factory reset y después confirma el proceso.
Using the Volume down button to scroll, highlight the wipe data/factory reset option and press the Power button to select it. Using the Volume down button, highlight Yes – delete all user data and press the Power button to select it. When the Huawei P9 restarts, everything will be wiped and will be ready for you to set everything up again.
Download your phone ROM from HWFF site, copy to sd card, in bootloader ( Fastboot&Rescue mode ) Flash TWRP, boot in twrp and flash the ROM you download, in TWRP go to reboot and select recovery, you will go to default Huawei recovery then do factory reset and try to boot.
Huawei P8 Lite (2016) comes from the factory with the Android 7.0 (Nougat) operating system. Select the swipe cache partition option and press the Power button to activate it and delete the mobile cache by pressing the volume up and volume down keys at the same time. To reset a mobile in Chinese characters, navigate to the device menu and tap
1JZRh9o.