Get-MailboxFolderPermission -Identity would obviously replace with the user whose calendar permissions you want to view. To list the permissions on a calendar using PowerShell, run the Get-MailboxFolderPermission command in PowerShell after you have connected to Exchange Online (see instructions above). Viewing the Current Permissionsīefore setting / updating / removing permissions from an O365 calendar, it is a good idea to see what permissions currently exist on it so they can be set back to their original permissions if you make a mistake. When prompted, supply your credentials for the O365 tenant you are trying to manage. The above script will prompt you for O365 credentials. PS1 file and run it from PowerShell using the following syntax: NOTE: Instead of running the commands above, you can also download and run this script.

$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri -Credential $UserCredential -Authentication Basic -AllowRedirection.

Set-ExecutionPolicy RemoteSigned -Force.Run the Following Four Commands in Order:.Follow the instructions below to connect to Exchange Online from your PowerShell prompt.

Connect to Exchange Online via PowerShellĬonnecting to Exchange Online via PowerShell requires just a few commands. Once connected, you can view existing calendar permissions, add new permissions, edit existing calendar permissions, and remove calendar permissions.

The purpose of this article is to explain how to perform typical day-to-day admin tasks involving calendar permissions, using PowerShell.īefore managing permissions, you need to connect to Exchange Online through PowerShell. Managing calendar permissions on Office 365 / Exchange Online will often require you to get your hands dirty with PowerShell. Managing Calendar Permissions in O365 with PowerShell

Office 365 mailbox permissions report