To connect Microsoft 365:
Go to https://login.meetingroomapp.com/. If you haven’t created your MeetingRoomApp account yet, do so now and then log in.
Click on Calendar Providers on the left.
Click on Connect Microsoft 365.
Now you can sign in with your Microsoft account using Modern Authentication (MS Graph API)
Modern Authentication
In the dialog window, click on the CONTINUE WITH MICROSOFT 365 ACCOUNT button and log in using your service account.
Once you are logged in, click on Accept.
This will enable MeetingRoomApp to access your calendar.
Type the Name of the calendar and click to SAVE it.
If everything has been set up correctly, in the Calendar Providers list you can now see your new Provider with the status indication. Otherwise, an error dialog will be displayed.
⚠ In Microsoft 365 it may take a while before you will be able to log in as the new user.
Fill in the ALLOWED ORGANIZERS DOMAINS and ALLOWED INTERNAL/EXTERNAL INVITATIONS FOR ATTENDEES FROM DOMAINS fields if you want to add the organizer’s or attendees’ e-mail addresses when booking from a tablet (Enable Setting a Required Attendee or Organizer of the Meeting function). These fields can be filled in or edited at any time.