Block social network contact synchronization
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\outlook\socialconnector Value name: disablecontactdownload
Enabled: disablecontactdownload = 1
Disabled: disablecontactdownload = 0
Description
This policy setting allows you to block synchronization of contacts between Outlook and social networks. If you enable this policy setting, social network contact synchronization is blocked. If you disable or you do not configure this policy setting, social network contact synchronization is allowed.