How To Disable Pinning Of Items To Jumplists In Windows 7
10th October 2010 - Windows, Windows 7- Type GPEDIT.MSC in start menu search box or run and press enter.
- Navigate to:
- Double-Click on Do not allow pinning items in Jump Lists.
- Select Enabled.
- Click OK.

User Configuration -> Administrative Templates -> Start Menu and Taskbar




Now users will not be able to pin any item to jumplists.
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