Xiaomi mobile phone, how does miui open the software floating window?

1. First, select and click the Settings button on the desktop.

2. Then, find the "More Applications" button in the "Devices" option in the pop-up menu window of. Set the notification bar, and then click OK.

3. In the "More Applications" notification bar of the pop-up menu window, select the floating window of the software we need to open, and then click OK.

4. Select the "Custom Notification" notification bar button in the application information.

5. In the information window that pops up, select and click the "Pause Notification" button to open the software pause window.