Prevent changes to Taskbar and Start Menu Settings: registry value NoSetTaskbarUserHKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

Policy ID
NoSetTaskbar
Scope
Computer Configuration, User Configuration
Supported on
At least Windows 2000
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
Start Menu and Taskbar

Registry

NoSetTaskbar

-UserComputer