This policy setting allows you to turn off suggestions for all user-installed search providers.If you enable this policy setting the user cannot view suggestions for user-installed search providers.If you disable or do not configure this policy setting the user can choose to view suggestions for all user-installed search providers that offer suggestions.
Policy path:
Windows Components\Internet Explorer
Scope:
User
Supported on:
At least Internet Explorer 8.0
Registry settings:
HKCU\Software\Policies\Microsoft\Internet Explorer\SearchScopes!ShowSearchSuggestionsGlobal
Filename:
inetres.admx