How To Give Calendar Permissions In Outlook 2025 Calendar. This means the people you're sharing it with, can't make changes to it. As the default permission level is set to reviewer, the free/busy information is accessible by the internal users:

Google logging in as exchange admin via powershell (separate command), then look up the commands you need as to what you. As the default permission level is set to reviewer, the free/busy information is accessible by the internal users: