Policy

Default location for OST files

This policy setting allows you to specify a different folder location for Outlook Data File (OST) files on user computers. If you enable this policy setting, you can specify a location for OST files on user computers. If you disable or do not configure this policy setting, OST files are located in: %LOCALAPPDATA%\Microsoft\Outlook on user computers.

Policy
PackMicrosoft Office
CategoryMicrosoft Outlook 2016 / Miscellaneous / PST Settings
Policy IDc3cd263ddebc
Internal nameL_DefaultlocationforOSTfiles

Registry

Copy registry mappings

HKCU\software\policies\microsoft\office\16.0\outlook\forceostpath

Policy notes

This policy setting allows you to specify a different folder location for Outlook Data File (OST) files on user computers. If you enable this policy setting, you can specify a location for OST files on user computers. If you disable or do not configure this policy setting, OST files are located in: %LOCALAPPDATA%\Microsoft\Outlook on user computers.

Related policies

Default location for PST filesDo not send meeting forward notificationsLarge PST: Absolute maximum sizeLarge PST: Size to disable adding new contentLegacy PST: Absolute maximum sizeLegacy PST: Size to disable adding new contentPermanently remove all deleted content from PST and OST files