A warning will appear on your phone screen. Use the to select "Yes" and the Power button to confirm. The phone will wipe data and reboot. Troubleshooting Common Issues
Once you possess your 16-digit unlock code, you can use Fastboot mode to unlock the device bootloader. Boot into Fastboot Mode Power down your Honor 8C completely. Press and hold the button. How to Unlock Bootloader in HUAWEI Honor 8C phone
Locate the test points (small gold contacts on the motherboard) for the A warning will appear on your phone screen