Exchange-ConvertToSharedMailbox.ps1
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function Exchange-ConvertToSharedMailbox { param( [string]$Identity ) $mailbox = Get-Mailbox -Identity $Identity -ErrorAction SilentlyContinue if (!$mailbox) { Write-Host "Mailbox '$Identity' not found." return } if ($mailbox.RecipientTypeDetails -eq "UserMailbox") { Set-Mailbox -Identity $Identity -Type Shared $sharedMailbox = Get-Mailbox -Identity $Identity $userToAdd = "username@example.com" Add-MailboxPermission -Identity $sharedMailbox -User $userToAdd -AccessRights FullAccess -AutoMapping $false Write-Host "Mailbox '$Identity' has been converted to a shared mailbox." } else { Write-Host "Mailbox '$Identity' is not a regular mailbox. Cannot convert to a shared mailbox." } } |