Maximum Groups Supported

This policy setting controls the maximum number of groups that are accessible through the Navigation Pane in Outlook for Windows.

If you enable this policy setting, only the number of groups set in the Groups Count will be shown in the Navigation Pane.

If you don't enable this policy setting, the maximum number of groups displayed defaults to 1000.

Supported on: At least Windows 7

Groups Count:

Registry Pathsoftware\policies\microsoft\office\16.0\outlook\options\groups
Value Namemaxgroupssupported
Default Value100
Min Value100
Max Value1000


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Administrative Templates (Users)