A common problem with Windows 7 Home Premium is that the desktop background does not changes even after selecting a new background and saving changes for it. Getting no error message makes it difficult for many users to resolve this issue. Below are some simple solutions to this problem:
Personalization:
- Right click on desktop and go to PERSONALIZE

- Go to DESKPTOP BACKGROUND link. This will open a new window with wallpapers.
- Select any of available wallpapers or browse the one you desire.
- Click on SAVE CHANGES button.
Windows Blinds:
- Go to Stardock website and download WINDOWS BLINDS program.
- Installing and running this application will resolve your problem.
Driver:
- Download sp45575.exe from ftp://ftp.hp.com/pub/softpaq/sp45501-46000/sp45575.exe
- Run the driver and restart your PC.
Registry Change:
- Go to RUN>Regedit.exe
- Go to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\system
- Delete the keys for Wallpaper and WallpaperStyle
Note: Do remember to create System Restore Point or take Registry backup.















