Thanks for the request. Currently there is a way to set this property through powershell for groups, but it only works for users in OWA. We have this in our plans for Outlook desktop as well and will be working on it.
Thanks.Justin supported this idea ·
An error occurred while saving the commentJustin commented
This feature Needs to be added. Period! .. This would assist in not having accidental deletion of High Profile Calendar appointments...Like Government official appointments -- when you have multiple people making appointment for one individual.