Join/remove server into/from windows domain PS script

Join server into windows domain PS script

$username = "ad-domainadmin"
$Password = "mypassword"
$pwd = $Password | ConvertTo-SecureString -asPlainText -Force
$credential = New-Object System.Management.Automation.PSCredential($UserName,$pwd)
$Domain = "ad.domain.com"
Add-Computer -DomainName $Domain -Credential $credential –Restart

Remove server from windows domain PS script

$username = "ad-domainadmin"
$Password = "mypassword"
$pwd = $Password | ConvertTo-SecureString -asPlainText -Force
$credential = New-Object System.Management.Automation.PSCredential($UserName,$pwd)
$Domain = "ad.domain.com"
Remove-Computer -UnjoinDomaincredential $credential -Force –Restart