
This is what you do:
1. Click on the right photo size, under one of the three photos below.
2. Wait for the photo to open in a new window.
3. Right click on the photo and select a menu option along the lines of ‘Use as background’, ‘Use as wallpaper on desktop’,
‘Set as background’ or ‘Set as wallpaper’.
The photo will now appear as wallpaper on your desktop.