How to set the apple's floating window button?

Open the settings, click General, open the auxiliary function in the general settings, select the auxiliary touch, and open the auxiliary touch button to set the floating window.

Tools/materials: iPhone 1 1Pro max, iOS 14.4, setting 1.0.

1, click Settings.

Click Settings and select General in the Settings interface.

2, click on the auxiliary function

Turn on accessibility in general settings.

3. Select the auxiliary touch.

Select the auxiliary touch in the auxiliary function.

4. Turn on the auxiliary touch switch

Open the auxiliary touch button to set the display, closing and function of the floating window.