Disable Preview Place.

This policy setting determines whether the Preview Place feature is allowed. Enabling this setting will block the Preview Place feature from being available.
Users will no longer be able to preview and provide feedback on upcoming changes in Outlook.
Note: This policy setting only applies to subscription versions of Office, such as Microsoft 365 Apps for enterprise.

Supported on: At least Windows 7

Registry Pathsoftware\policies\microsoft\office\16.0\outlook\options\general
Value Namedisablesupportbackstage
Enabled Value1
Disabled Value0


Administrative Templates (Computers)

Administrative Templates (Users)