This script can be used to manage local administrator group membership. It will add/remove user accounts from local administrators group according to your input.
Note :
- This script will not perform any action on builtin administrator user and domain admins group
- PsRemoting needs to be enabled on target systems
.EXAMPLE
Add user domain\admin1 domain\admin2 on local computer and remove any other users from administrators
.\Manage-LocalAdminGroup.ps1 -LocalAdmins domain\admin1,domain\admin2
I post code in Microsoft gallery and can be downloaded from here