1. First find and open - Mobile Manager. Then after entering, open--Privacy Permissions. Find the bottom one - Floating Window Management and open it. Find the software you need to set up and open the floating window. Open a software (NetEase Cloud Music as an example). The lyrics floating window is displayed on the desktop, and the setting is completed.

2. First open the settings in the oppo phone, as shown in the picture below. Then on the settings page, click Application Management. Then in the application management interface, click Floating Window Management. Find the application you want to open the floating window and open the application. In this way, the floating window permissions are successfully set, as shown in the figure below.

3. You can set whether a specific application displays a floating window. Please enter the specific path to turn it on or off according to the system version of your phone: ColorOS12 and above: "Settings > Application > Floating Window" , set whether a specific application displays a floating window.

4. Open the oppo phone settings and click on the security option. Click Floating Window Management. After entering, you can see the floating window permissions of all applications. Just turn on the switch behind the app you want to enable floating window permissions.

5. The floating window can allow or prohibit the application from displaying the floating window. You can check the mobile version and follow the path of the corresponding version to open or close it; after the floating window is opened, pop-up advertisements may be generated.