The operation method is as follows:

1. First, return to the mobile phone desktop, press and hold the power button with your finger, the shutdown and restart page will appear, select the shutdown option, and turn off the phone; < /p>

2. After the phone is shut down, press and hold the power button and the volume up button at the same time. Press without letting go. Wait until the Huawei trademark pattern appears on the page and then let go. At this time, the phone will enter Recovery mode. ;

3. Several options will appear on the page that appears later. Use the volume keys to select up and down, select the clear data option, and wait for the data clearing to complete.