After adding a new user into Office 365, the user has to be allowed to read/write some shared calendars withing the organization. First of all you will need to connect to Office 365 Add permission to the calendar [codesyntax lang=”powershell”] Add-MailboxFolderPermission calendar@company.com:\Calendar -User dude@company.com -AccessRights Author [/codesyntax] Note: AccessRights can be: Owner, PublishingEditor, Editor, PublishingAuthor, … Continue reading Editing calendar permissions Office 365 with powershell →