To download to your PC desktop, click the size you need. Once the image has fully loaded, right click on the image and select "Set as Wallpaper" from the menu.

For your MAC desktop, hold down the option key and click the appropriate link. Then select Control Panel/Appearance from the Apple menu. Select the Desktop tab, and choose "Remove Picture" then "Place Picture". Browse to the desktop, select image, and click "OK". Click the "Set Desktop" button.

Click on Screen Saver image to start download. When the download is complete simply "double-click" on the "dairybites.exe" file (in the location where you choose to save it) to begin the installation. Follow the on-screen prompts to complete installation.