Forum Discussion
Full access with mail enabled security group access denied
Hello, I read the MS docs Add-MailboxPermission docs (https://docs.microsoft.com/en-us/powershell/module/exchange/add-mailboxpermission?view=exchange-ps) and the User parameter accepts security grou...
Have you checked in ECP if the target user's mailbox is OWA enabled? Just to be sure. You will find it under Email Connectivity -> Outlook on the web