From within LightBurn, deactivation is for that system only. If you want to manage all systems associated with a Key, you can do this from our License Management portal. Have a look at this:
Not sure I follow your question. If you are not able to traverse the entire bed size, you have an issue with the configuration of the pairing of the controller to the size of your system. You can adjust from the controller panel or use LightBurn to access the ‘Machine Settings’ found under the ‘Edit’ menu.