How to use the previous buttons in miui 13

The key setting method of miui 13 is as follows:

1. Open the setting menu of the mobile phone and drop it down to the bottom to select the system.

2. Open the system navigation option in the system menu, and click to select three-key navigation in the screen.

3. Click more settings below, and select the navigation key combination according to actual needs (the default is to return to the left, return to the main screen in the middle, and enter multi-task management on the right).

4. If the three-button navigation on the screen is turned on in the settings, but the navigation key does not appear at the bottom of the screen, it may be that the user has set the automatic hiding function, and you can try to slide up from the bottom of the screen to restore the display.