$domain = "abc" $password = "mima" | ConvertTo-SecureString -asPlainText -Force $username = "abcddd" $ADUser="abcddd" $credential = New-Object System.Management.Automation.PSCredential($username,$password) Add-Computer -DomainName $domain -Credential $credential Add-LocalGroupMember -Group "Administrators" -Member $ADUser Restart-Computer -Force