How to display small pendants on the main screen of oppoA57?

The setting method of the small pendant on the main screen of OPPO A57 mobile phone is as follows:

First, slide two fingers in the middle at the same time in the blank space of the mobile phone desktop.

Second, select the Desktop Plug-in option.

3. After entering the desktop plug-in, select the on-hook to set. Take "Netease Cloud Music" as an example, click to enter.

Fourth, finally choose the location where Netease Cloud Music is placed on the desktop.