This policy setting allows you to remove pinned programs from the taskbar.If you enable this policy setting pinned programs are prevented from being shown on the Taskbar. Users cannot pin programs to the Taskbar.If you disable or do not configure this policy setting users can pin programs so that the program shortcuts stay on the Taskbar.
Policy path:
Start Menu and Taskbar
Scope:
User
Supported on:
At least Windows Server 2008 R2 or Windows 7
Registry settings:
HKCU\Software\Policies\Microsoft\Windows\Explorer!TaskbarNoPinnedList
Filename:
Taskbar.admx