public/Rename-Users.ps1
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function Rename-Users { param ( [string]$OU ) # get users in a certain OU $allusers = Get-ADUser -Filter * -SearchBase $OU # loop through all users found foreach($user in $allusers){ # assign variables $firstname = $user.givenname $surname = $user.surname $olddisplayname =$user.name # reassign variables with correct capitalization $firstname = $firstname.substring(0,1).ToUpper()+$firstname.substring(1).ToLower() $surname = $surname.substring(0,1).ToUpper()+$surname.substring(1).ToLower() # create the correct displayname $newdisplayname = $firstname + " $surname" # perform the rename action Set-ADUser -Identity $user -DisplayName $newdisplayname Rename-ADObject -Identity $user -NewName $newdisplayname Write-Host "Renamed $olddisplayname to $newdisplayname" -ForegroundColor Green } } |