This policy setting allows you to disable any shortcut key by using its virtual key code ID, including shortcut keys that ...

This policy setting allows you to disable any shortcut key by using its virtual key code ID, including shortcut keys that are not in the predefined lists. 

If you enable this policy setting, you can enter a virtual key code ID number to disable a specific shortcut key. A list of IDs is available at http://officeredir.microsoft.com/r/rlidGroupPolicyVirtualKeyCodesO14?clid=1033. 

If you disable or do not configure this policy setting, all default shortcut keys are enabled for users.