Exchange 2025 Resource Calendar Permissions. You could try the cmdlet below to assign room mailbox calendar permission to the user and try again. Every user in your organization should be able to open and view room calendar on their outlook by going to calendar > open calendar > from room list.


Exchange 2025 Resource Calendar Permissions

You could try the cmdlet below to assign room mailbox calendar permission to the user and try again. Managing calendar permissions on office 365 / exchange online will often require you to get your hands dirty with powershell.

Exchange 2025 Resource Calendar Permissions Images References :