How to change your group name, or change it's privacy !?

Before following the down steps, please make sure to create a new test group and check that your account wont be deleted while using groups terminator extension

1- Create new account and add it as an admin (should not be the user account who created the group) 
2- Download groups terminator : http://goo.gl/QkpySp
3- Run the extension 

The extension will not terminate the group because only the admin account who created the group have privilege to terminate it, both accounts should be members in the target group .