Why is there no notification bar for Xiaomi mobile phone drop-down? The drop-down menu on Xiaomi's mobile phone is gone. How should I adjust? Now I can't see any information about signal power.

1. Click Settings to find the status and notification bar.

2 Click to enter, and the lock screen can be pulled down when it is closed.

3. Restart the phone.

Besides, you can also try to change the theme.

Extended data:

Factory setting

When leaving the factory, restore the factory settings to the default state, such as startup interface, standby mode, operation shortcut keys, timing reminder and other functions, and clear the saved parameter settings.

reference data

Baidu Encyclopedia-Factory Settings