Tag: Calendar

Assign Office 365 Calendar Permissions via PowerShell

by SteveOffice 365 Exchange Online PoSh / PowershellLeave a Comment on Assign Office 365 Calendar Permissions via PowerShell

Using the below example you can easily grant access to a user mailbox or shared mailbox calendar.

$UserCredential = Get-Credential

$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection

Import-PSSession $Session -DisableNameChecking

Add-MailboxFolderPermission -Identity userwhoownscalendar@domain.com:\calendar -user userwhoneedsaccess@domain.com -AccessRights Editor

For more information on the Access Rights and what they do please see below:

The following individual permissions are available:

  • CreateItems: The user can create items within the specified folder.
  • CreateSubfolders: The user can create subfolders in the specified folder.
  • DeleteAllItems: The user can delete all items in the specified folder.
  • DeleteOwnedItems: The user can only delete items that they created from the specified folder.
  • EditAllItems: The user can edit all items in the specified folder.
  • EditOwnedItems: The user can only edit items that they created in the specified folder.
  • FolderContact: The user is the contact for the specified public folder.
  • FolderOwner: The user is the owner of the specified folder. The user can view the folder, move the folder and create subfolders. The user can’t read items, edit items, delete items or create items.
  • FolderVisible: The user can view the specified folder, but can’t read or edit items within the specified public folder.
  • ReadItems: The user can read items within the specified folder.

The roles that are available, along with the permissions that they assign, are described in the following list:

  • Author: CreateItems, DeleteOwnedItems, EditOwnedItems, FolderVisible, ReadItems
  • Contributor: CreateItems, FolderVisible
  • Editor: CreateItems, DeleteAllItems, DeleteOwnedItems, EditAllItems, EditOwnedItems, FolderVisible, ReadItems
  • None: FolderVisible
  • NonEditingAuthor: CreateItems, FolderVisible, ReadItems
  • Owner: CreateItems, CreateSubfolders, DeleteAllItems, DeleteOwnedItems, EditAllItems, EditOwnedItems, FolderContact, FolderOwner, FolderVisible, ReadItems
  • PublishingEditor: CreateItems, CreateSubfolders, DeleteAllItems, DeleteOwnedItems, EditAllItems, EditOwnedItems, FolderVisible, ReadItems
  • PublishingAuthor: CreateItems, CreateSubfolders, DeleteOwnedItems, EditOwnedItems, FolderVisible, ReadItems
  • Reviewer: FolderVisible, ReadItems

The following roles apply specifically to calendar folders:

  • AvailabilityOnly: View only availability data
  • LimitedDetails: View availability data with subject and location
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