HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Control Panel\Desktop Method 2: Fix Screen Saver Settings Greyed out Using Registry Hack
User Configuration > Administrative Templates > Control Panel > Personalization Method 1: Fix Screen Saver Settings Greyed out Using Group Policy In this tutorial we’ll show you 2 simple ways to fix this problem in Windows 10, 8 and 7. Unable to change screen saver settings? All screen saver options are greyed out or disabled? This problem is caused by a group policy setting that got screen saver disabled.