Windows 7 - Desktop Background - Specify and Prevent Change

   Information

This will show you how to specify a BMP or JPG image of your choice as the desktop background wallpaper in Windows 7 to be displayed on all users' desktops on the computer. You will also be able to specify that the wallpaper image position to have the center, fill, fit, tile, or stretch style on the desktop. The options to change the desktop background in personalization will not be grayed out, but they will not be able to change anything after you have specified a desktop background in this tutorial.

This will also disable the Set as desktop background (image on computer) or Set as Background (image on website) option when a user right clicks on a image. It will not be grayed out, but it will not work.

   Note

This can only be done while logged in as a administrator.

1. Open the all users, specific users or groups, or all users except administrators Local Group Policy Editor for how you want this policy applied.

2. In the left pane, click on to expand User Configuration, Administrative Templates, Desktop, and Desktop. (See screenshot below)

3. In the right pane, double click on Desktop Wallpaper. (See screenshot above)

4. To Not Specify a Desktop Background
NOTE: This is the default setting to allow users to change their own desktop backgrounds instead.

A) Select (dot) Disabled or Not Configured, and click on OK. (See screenshot below)

B) Go to step 6.

5. To Specify a Desktop Background and Prevent Changing it

A) Select (dot) Enabled. (See screenshot above)

B) In the Wallpaper Name: box, type in the full path of a BMP or JPG image that you want displayed as a wallpaper for all users. (See screenshot below step 3A)
NOTE: If you just want a blank wallpaper, you can enter a invalid path. (EX: C:\ )

   Warning

Be sure to have the wallpaper that you want to be displayed for all users to be saved in either one of the C:\Users\Public folders, or in the C:\Windows\Web\Wallpaper system folder.

If you save the wallpaper in one of your user account's C:\Users\(user-name) folders, then the other users will not have access permission to see it and will only see a blank wallpaper instead.

C) In the Wallpaper Style: drop down menu box, select if you want the wallpaper to be the Center, Fill, Fit, Stretch, or Tile style on the desktop. (See screenshot below step 2)

D) Click on OK. (See screenshot below step 2)

6. Close the Local Group Policy Editor window.

7. Restart the computer to fully apply.

1. Open the Start Menu and type regedit.exe in the search line, then press enter.

2. If prompted by UAC, then click on Yes.

3. In Regedit, go to the location below: (See screenshot below)

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System

4. To Specify a Desktop Background and Prevent Changing it

A) In the right pane of System, right click on a empty area and click on New and String Value. (See screenshot below)
NOTE: If you do not have System, then right click on Policies, click on New and Key, type System, and press enter.

B) Type Wallpaper and press enter, then right click on Wallpaper and click on Modify. (See screenshot below)

C) Type in the full path of a BMP or JPG image that you want displayed as a wallpaper for all users. (See screenshot below)
NOTE: If you just want a blank wallpaper, you can enter a invalid path. (EX: C:\ )

   Warning

Be sure to have the wallpaper that you want to be displayed for all users to be saved in either one of the C:\Users\Public folders, or in the C:\Windows\Web\Wallpaper system folder.

If you save the wallpaper in one of your user account's C:\Users\(user-name) folders, then the other users will not have access permission to see it and will only see a blank wallpaper instead.

D) In the right pane of System, right click on a empty area and click on New and String Value. (See screenshot below)

E) Type WallpaperSyle and press enter, then right click on WallpaperStyle and click on Modify. (See screenshot below)

F) Type in a number below for the wallpaper to be the Center, Fill, Fit, Stretch, or Tile style on the desktop, and click on OK. (See screenshot below)

• Type 0 to Center the wallpaper on the desktop.
• Type 1 to Tile the wallpaper on the desktop.
• Type 2 to Stretch the wallpaper to fit the desktop.
• Type 3 to Fit the wallpaper to the desktop.
• Type 4 to Fill the wallpaper on the desktop.

G) Go to step 6.

5. To Not Specify a Desktop Background
NOTE: This is the default setting to allow users to change their own desktop backgrounds instead.

A) In the right pane of System, right click on Wallpaper and click on Delete. (See screenshot below)

B) Click on Yes to confirm deletion. (See screenshot below)

C) In the right pane of System, right click on WallpaperStyle and click on Delete. (See screenshot below step 5A)

D) Click on Yes to confirm deletion. (See screenshot below step 5B)

6. Close regedit.

7. Restart the computer to fully apply.