====== UserPrincipalName anpassen ====== import-module activedirectory $Credential = get-credential $Server = "swedc1" $DomainSuffix = "swecom.de" $UserList = get-aduser -filter * -properties userPrincipalName -Server $Server -Credential $Credential foreach ($User in $UserList) { $UPN = "" $UPN = $User.SamAccountName + "@" + $DomainSuffix if ($User.UserPrincipalName -ne $UPN) { $User.SamAccountName + ";" + $User.UserPrincipalName + ";" + $UPN >> out.csv Set-ADUser -identity $User.SamAccountName -UserPrincipalName $UPN -Server $Server -Credential $Credential } } {{tag>[AD Powershell]}}