Policy
Set GAL contact synchronization interval
This policy setting controls how often contact information is synchronized between Outlook and connected social networks (in minutes). If you enable this policy setting, you may specify the specified interval (in minutes) in which contact information is synchronized. If you disable or you do not configure this policy setting, contact information is synchronized at the default interval (once every 4 days, or 5760 minutes).
1228c91761c4L_SetGALContactSynchronizationIntervalRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\outlook\socialconnector\contactsyncintervalPolicy notes
This policy setting controls how often contact information is synchronized between Outlook and connected social networks (in minutes). If you enable this policy setting, you may specify the specified interval (in minutes) in which contact information is synchronized. If you disable or you do not configure this policy setting, contact information is synchronized at the default interval (once every 4 days, or 5760 minutes).