HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal

Include appointments only within working hours
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\showworkinghoursonly
Publish interval
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\ignorettl
Restrict upload method
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\singleuploadonly
Access to published calendars
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\restrictedaccessonly
Restrict level of calendar details users can publish
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\publishcalendardetailspolicy
Path to DAV server
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\davserverpath
Prevent publishing to a DAV server
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\disabledav
Prevent publishing to Office.com
- HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\options\pubcal\disableofficeonline