Download Instructions
Mac/Apple
Click on the 'download' link that's the right size for your screen to download the wallpaper. The image will open. Click on the image to ensure it's at full size. "Control Click" the image and chose "Set as Desktop Background" or "Save Image as." If you chose to save the image to your computer you must then access the Desktop & Screen Saver section of your System Preferences to assign it as your background.
PC/Windows
Click on the 'download' link that's the right size for your screen to download the wallpaper. The image will open. Click on the image to ensure it's at full size. Right click on the image. Select "Set As Wallpaper" from the pop-up menu that appears on the screen.