HOWTO: Enable changing the desktop wallpaper

Symptom:
User is unable to browse for and change desktop wallpaper.

Problem:
The background options on the Desktop tab in the Display Properties are greyed out due to Windows Group Policy enforcement.

Solution:
Open regedit and browse to the following key: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ActiveDesktop Change the value of NoChangingWallpaper from 1 to 0.

Then browse to: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
Change the value of NoActiveDesktop from 1 to 0.