How to enlarge the wedding photos and put them on the computer desktop screen?

If the pixels are good, just set them directly to the desktop.

1: Right click the desktop.

2: Point attributes

3: Click on the desktop

4. Click Browse, and you will set the saved wedding photos as the desktop on your computer.

5: Click Stretch. Look at the effect again

If the pixels are not high, so the desktop effect is not good, you use ps to enlarge, save, and then press the above settings.