You can make a offline activation for your laptop, then you get a local license for the entire run time of the license. To start this activation process you have to disable the Internet connection temporary and then start ARES Commander. Now the offline option should be offered on the start page of ARES Commander.

Further you to press the offline activation option in the customer portal to calculate the offline key for your laptop.

Please have a look also in the help article below:
https://customer-portal.graebert.com/help_graebert/#t=html%2Ft_activating_licenses_offline.htm

Important Note: If you activate a device offline, it is a one way operation. You can revert it again.