hard reset oppo f9

How to hard reset or force restore Oppo F9 1- First step:. oppo 1201 stock rom First of all, turn off your Oppo F9 completely. cara reset laptop asus windows 8 If you can't unlock the screen, press and hold the power 2- Second step: Simultaneously press the power key and the volume key down on the Oppo F9 for a few seconds On some 3- Third