Desktop Wallpaper Changer is a wallpaper downloader and switcher.it's not only fit for Win7 starter,home basic version,but also for XP,Win 7 ultimate and other windows system. it's very smart,easy-to-use and smooth.you can add your own favorite pictures or automatically get pictures from internet. The program is very efficient,stable and smart.if your desktop background wallpaper is covered by other dialog,it will resume changing wallpaper,which Win7 ultimate hasn't. And the pictures got from internet is always the most popular and beautiful.user can share their own favorite wallpaper. after install the program,the first time you launch it,you will get a config dialog.first step,you need select picture types,there are 12 types,including animal,scenic,holiday,cartoon,beauty,car,guy,baby,game,other,sexy beauty,the undersea world.second step,you need select the picture source.default is "internet picture",the program will automatically download pictures from internet,if there are some picture you dislike,you can click the button "manage pictures" to avoid it.Certainly,you can switch to another picture source "Local picture",then you can download pictures by yourself,and put those pictures in proper folder according the column of picture.through above setting,you can click "OK" to begin it. next time,the program will autorun with system by default,it will minimize itself to taskbar.you can click the icon to change the settings,otherwise,it will automatically change your wallpaper according your previous settings.