Find (disconnected) mailbox: Get-MailboxServer | Get-MailboxStatistics | where { $_.DisconnectDate } | fl DisplayName, DisconnectDate Recconnect mailbox: Get-MailboxDatabase | Get-MailboxStatistics | Where-Object {$_.DisconnectDate –and $_.DisplayName –eq “Personal Archive - Tinnus Est”} | Connect-Mailbox –user T.Est –archive