How to set the suspension window of Huawei p40?

Huawei p40 suspended ball is set in system navigation mode, and its setting method is as follows:

1. Open the system setting interface of Huawei mobile phone.

2. Select the System option, and then click Enter.

3. Click the System Navigation Mode button.

4. Click the "floating navigation" switch to open this function.

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You can manually drag the floating window of the mobile phone and put it in a convenient position.

Users can open the mobile phone settings application, click the application tab, find the mobile phone application that needs to open the floating window, and open it. You will see the display floating window switch below the target application and turn on the display floating window switch. You will be prompted to start the application and need to stop it manually. It will not take effect until it is restarted. Click OK. So I set up the floating window of the mobile phone.