PowerShell: Add/Remove multiple security groups on multiple windows servers

Add multiple security groups on multiple servers

# This script will add multiple groups on multiple serevrs
# Make sure you have one server in each row in the servers text file
# you must have administrator access on the server

$ServersList = "D:\ServersList.txt"
$ServerNames = get-content $ServersList
$UserGroupFilePath = "D:\SecurityGroup.txt"
$UserGroupList = get-content $UserGroupFilePath
$DomainName ="Enter your ___domain name here"

foreach ($name in $ServerNames)
{
$localAdminGroup = [ADSI]("WinNT://$name/Administrators")
        # Add all the groups in text file to the current server
        foreach ($UserGroupName in $UserGroupList)
{
$AdminsG = [ADSI] "WinNT://$DomainName/$UserGroupName"
$localAdminGroup.Add($AdminsG.PSBase.Path)
Write-Host "Adding" $AdminsG.PSBase.Path "to" $name
} # End of User Group Loop
    } # End of Server List Loop

Remove multiple security groups on multiple servers

# This script will delete multiple security groups on multiple servers
# Make sure you have one server in each row in the servers text file
# you must have administrator access on the server
 

$ServersList = "D:\ServersList.txt"
$ServerNames = get-content $ServersList
$UserGroupFilePath = "D:\SecurityGroup.txt"
$UserGroupList = get-content $UserGroupFilePath
$DomainName ="Enter your ___domain name here"
foreach ($name in $ServerNames)
{
$localAdminGroup = [ADSI]("WinNT://$name/Administrators")
# Add all the groups in text file to the current server
foreach ($UserGroupName in $UserGroupList)
{
$AdminsG = [ADSI] "WinNT://$DomainName/$UserGroupName"
$localAdminGroup.remove($AdminsG.PSBase.Path)
Write-Host "remove" $AdminsG.PSBase.Path "to" $name
} # End of User Group Loop
} # End of Server List Loop