PowerShell Script to Disable mailbox and enable as remote mailbox user for Office365 migration

 

Copy the below Script into PowerShell script file and then run it in exchange PowerShell. before running change YourO365TenanetID and YourMailDomain sections with relevant information.

#---------------------------

$username = Read-Host -Prompt 'Type User name'

$email = Read-Host -Prompt 'Input SMTP ID'

$Date = Get-Date

Get-Mailbox -Identity $username | fl Email*

$confirmation = Read-Host "Do you need to disable user '$username' Mailbox before migration? [Y/N]"

if ($confirmation -eq 'y') {

   Disable-Mailbox -Identity "$username"

   }

Start-Sleep -Seconds 5

Get-MailboxDatabase | Get-MailboxStatistics | Where { $_.DisconnectReason -eq “Disabled” } | ft

Start-Sleep -Seconds 4

$confirmation2 = Read-Host "Do you need to enable remote mailbox for '$username' ? [Y/N]"

if ($confirmation2 -eq 'y') {

   Enable-RemoteMailbox $username -RemoteRoutingAddress $username@YourO365TenanetID -PrimarySmtpAddress $email@YourMailDomain

   }

Start-Sleep -Seconds 5

    Get-RemoteMailbox -Identity $username | fl Email*

Start-Sleep -Seconds 2

    Set-RemoteMailbox "$username" -EmailAddressPolicyEnabled $true

    Set-RemoteMailbox "$username" -EmailAddressPolicyEnabled $false  

    Set-RemoteMailbox "$username" -RemoteRoutingAddress $username@YourO365TenanetID -PrimarySmtpAddress $email@YourMailDomain

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