The steps to use the keyboard to change the next song when listening to music on the computer are as follows:

1. After opening QQ Music on the computer, we click the "Main Menu" button in the upper right corner.

2. Next, in the pop-up QQ Music drop-down menu, we click the "Settings" menu item.

3. Next, the QQ Music settings window will pop up. In the window, we click the "Shortcut Keys" tab above.

4. In the open shortcut key setting window, we find the desired combination shortcut key text box in the open shortcut key setting window.

5. At this time, when we press the key combination on the keyboard, the prompt "Shortcut keys have been updated" will pop up, so the modification is successful. This solves the problem of using the keyboard to change to the next song while listening to music on the computer.