1. Enter recovery after shutdown: press and hold the power button, volume+and home button (note that different models enter recovery in different ways, which are roughly the same. If it doesn't work, friends can search their own models for how to get into recovery.
2. Input recovery as shown in the figure. Different systems have different interfaces, but they are roughly the same.
3. Press the volume+-to move the selection, and then press the volume-(minus) to select Erase Data/Restore the factory settings.
4. If the phone has not been restarted, please press the volume+and choose to restart the system immediately.
5, the phone can be used when it is restarted.
Tips: Restoring the factory settings will erase all data of the mobile phone. Please choose carefully!