Prevent users from adding new content to existing PST files

This setting prevents users from adding any new content to PST files linked to their profiles.

Supported on: At least Windows Vista
Registry HiveHKEY_CURRENT_USER
Registry PathSoftware\Policies\Microsoft\Office\12.0\Outlook\PST
Value NamePSTDisableGrow
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

outlk12.admx

Administrative Templates (Computers)

Administrative Templates (Users)