This cmdlet is available only in on-premises Exchange. Use the Connect-Mailbox cmdlet to connect disconnected mailboxes to existing user accounts that don't already have mailboxes. For information ...

Get-MailboxReport.ps1 - Mailbox report generation script. Generates a report of useful information for the specified server, database, mailbox or list of mailboxes. Use only one parameter at a time ...

The size of user mailboxes in all Exchange Online and Office 365 service plans is doubling. Beginning today, the current 25 GB of mailbox storage is increasing to 50 GB. With this increase even the ...