You can no longer delegate folder-level permissions to a shared mailbox

In what looks like another attempt to curtail unsanctioned use of shared mailboxes in Exchange Online, Microsoft has begun blocking the ability to grant folder-level permissions to shared mailbox principals via PowerShell. As a side effect, you will no longer be able to use the Add-MailboxFolderPermission cmdlet to designate a …

Continue readingYou can no longer delegate folder-level permissions to a shared mailbox