The specific steps are as follows:

① Find the QQ Music application on the computer desktop and click to open it with the mouse.

② Find the icon with three horizontal lines in the upper right corner of the main interface of QQ Music, which is the main menu option, and click to open it.

③ In the pop-up options, find the settings option and click,

④At the top of the opened interface, find and click the shortcut key option.

⑤After clicking, you can see the shortcut keys for controlling pause and can also make changes.