Hi There,
All you should need to do is unlock the software if your subscription has expired, you will need to purchase the update. To purchase an upgrade then click this link http://www.logbook.com/products/pricing.aspx This will get you the latest version of Logbook. If you have any issues, please go to www.logbook.com and click on the CHAT NOW button on the right side to connect with a technician. They are available Monday - Friday 8am - 4:30pm MTN Time.