The Turn On Desktop Background Slideshow (Plugged In) machine setting should be configured correctly. Specify if Windows should enable the desktop background slideshow. If you enable this policy setting, desktop background slideshow is enabled. If you disable this policy setting, the desktop background slideshow is disabled. if you do not configure this setting, users can see and change this setting. Fix: (1) GPO: Computer Configuration\Administrative Templates\System\Power Management\Video and Display Settings\Turn On Desktop Background Slideshow (Plugged In) (2) KEY: HKLM\Software\Policies\Microsoft\Power\PowerSettings\309dce9b-bef4-4119-9921-a851fb12f0f4\ACSettingIndex