How do i change desktop wallpaper for all users?
Choose an ImageSelect the photo or graphic you want as your desktop wallpaper. You may download an image from the Internet or select one from a digital camera or another computer. Save the image on the computer if it is not there already.Set Image as Desktop WallpaperOpen the photo or image you have selected for your wallpaper with your computer’s photo viewer. Right-click the image and select “Set as Desktop Background.” Close the photo viewer to reveal your image on your desktop.Make Adjustments as NeededAdjust the size or layout for your desktop image if necessary. Images can be displayed as tiled, stretched or centered.