Prevent lock screen background motion: registry value AnimateLockScreenBackgroundComputerHKLM\Software\Policies\Microsoft\Windows\Personalization

Policy ID
CPL_Personalization_AnimateLockScreenBackground
Scope
Computer Configuration
Supported on
At least Windows 10
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
Control Panel › Personalization

Registry

AnimateLockScreenBackground

-Computer