Save the file to your desktop and double-click on it to open.
Double-click the file "Read-me.pdf" for complete installation instructions.
The screensavers are created for Windows OS.

Click the thumbnail to open the full sized wallpaper.
Follow the instructions below to save the images as your background:
PC: Right click the full sized image and select "Set as background."
Mac: CTRL + Click and select "Set as Desktop Background."