电脑桌面壁纸怎么换

To change your computer desktop wallpaper, you can follow these general steps:

1. Right-click on your desktop and select "Personalize" or go to the Control Panel and choose "Appearance and Personalization."
2. Look for the "Background" or "Wallpaper" option.
3. Browse through the available wallpapers or select an image from your computer.
4. Choose the wallpaper you want and set it as your desktop background.

If you encounter any specific issues or need further assistance, feel free to ask!