How to hard reset Huawei mate 30 pro when there is only 1 hard key?
Warning: Make sure you remember your Huawei account to avoid having your account locked out after a hard reset. It often suffers for Chinese-specific versions
Step 1:
- Turn Off you phone.

Step 2:
- Turn on the device again, as soon as it powers on, remove your hand from the power button. And press 3 times consecutively on the power button.
- The phone will automatically reboot once again into recovery mode



Step 3:
- Select Clear data -> Factory Reset -> Type “yes” to confirm -> Select Factory reset



Step 4:
- Now, go Back and Restart your phone.


Done, goodluck!