How to unlock the screen of Bibi x 1 1

It can be unlocked by entering recovery mode (it is best to take out the memory card when entering recovery mode to avoid deleting the data inside). The method is as follows:

1. Turn off the phone completely.

2. Press and hold the power button+volume at the same time when turning off the machine to enter recovery.

3. Use the "Volume-"key to select "Erase data/restore factory settings", and press the "Volume+"key to confirm (enter the next interface).

4. Select "Yes-Delete all user data" with the "Volume-"key, and confirm the operation of clearing data partition with the "Volume+"key.

5. Return to the main interface of recovery mode, click the "Volume-"key to select "Erase cache partition" again, and press the "Volume+"key to confirm the operation of clearing the data of cache partition.

6. Return to the main interface of recovery mode, press the "Volume-"key again and select "Restart the system immediately", and the mobile phone will automatically restart. At this time, you don't need a password, you can enter by sliding the screen of your mobile phone.