Power off the phone. Press and hold simultaneously until the update screen appears.
While common for MediaTek devices, it is generally not applicable for the Mate 10 Lite huawei mate 10 lite firmware flash tool
Press and hold Volume Up, Volume Down, and Power buttons simultaneously. Release buttons when the Huawei logo appears. The EMUI automatic upgrade process starts. Method 2: Smartphone Multi-Flash Tool (Advanced repair) Power off the phone
SP Flash Tool is designed for devices with MediaTek processors. Since the Mate 10 Lite uses a HiSilicon chipset, SP Flash Tool is generally NOT compatible. huawei mate 10 lite firmware flash tool
For technicians or severe bricks (no fastboot, no recovery), professional tools can write firmware directly to the eMMC: