How do I change my desktop wallpaper in Windows 10?

1. Right-click on the desktop and select Personalize.
2. Select Background from the menu on the left.
3. From the Background dropdown menu select “Picture” or “Slideshow”.
4. If you selected Picture, click on the Browse button and choose an image from your computer.
5. If you selected Slideshow, click on the Browse button and choose one or more images from your computer. You can also set how long each image appears for.
6. When finished, click on the Save changes button at the bottom of the window.