Do not allow folders in non-default stores to be set as folder home pages

By default, creating folder home pages for folders in non-default stores is blocked; you cannot define a folder home page for a folder that is in a non-default store. This setting allows you to unblock folder home pages for folders in non-default stores. Note that other settings might still prevent folder home pages from functioning.

Supported on: At least Windows 7

Registry HiveHKEY_CURRENT_USER
Registry Pathsoftware\policies\microsoft\office\16.0\outlook\security
Value Namenondefaultstorescript
Value TypeREG_DWORD
Enabled Value0
Disabled Value1

outlk16.admx

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Administrative Templates (Users)