need to be able to see hidden calendars
We have admins at the c-Level that need to be able to use all features of the calendars (resources) as owners.
Everything works until you hide the mailbox then once the admin reboots the machine the calendars are not accessible. This is documented on This is documented on https://support.microsoft.com/en-us/help/3205457/you-can-t-access-a-shared-calendar-by-using-outlook-for-a-hidden-mailb
The admins do not want the calendars automapped or added as a secondary profile. This slows down machine, in exchange 2010 we have done this for years
I have many examples