Set the desktop wallpaper as follows:

1. On the desktop, right-click the mouse and click "Personalize" in the pop-up right-click menu.

2. In the pop-up "Personalization" window, click "Desktop Background".

3. On the desktop background selection page, you can select the folder to be used as the background image in the "Picture Location" area. After that, the image in the folder location will appear in the preview box. Select the folder you want to set. Select the image as the background and click "Save Changes".

4. When multiple pictures are selected in the background picture preview box, the "Change Picture Time Interval" option is activated. You can change the selected picture replacement time according to your own needs.

Uncheck or check the box in front of "Shuffled playback" to set the playback order of the selected pictures in order or out of order. Finally click "Save changes".

5. Complete the wallpaper setting on the computer screen, the effect is as shown below.