Add the Run command to the Start Menu

If you enable this setting the Run command is added to the Start menu. If you disable or do not configure this setting the Run command is not visible on the Start menu by default but it can be added from the Taskbar and Start menu properties. If the Remove Run link from Start Menu policy is set the Add the Run command to the Start menu policy has no effect.

Do not search for files

If you enable this policy setting the Start menu search box will not search for files. If you disable or do not configure this policy setting the Start menu will search for files unless the user chooses not to do so directly in Control Panel. If you enable this policy a “See more results” / “Search Everywhere” link will not be shown when the user performs a search in the start menu search box.

Restrict unpacking and installation of gadgets that are not digitally signed.

This policy setting allows you to restrict the installation of unsigned gadgets. Desktop gadgets can be deployed as compressed files either digitally signed or unsigned. If you enable this setting gadgets that have not been digitally signed will not be extracted. If you disable or do not configure this setting both signed and unsigned gadgets will be extracted. The default is for Windows to extract both signed and unsigned gadgets.