The current version (V-2.5.1) contains 3 identifiers for future updates: “V-a.b.c”
‘a‘ stands for: Major Updates: New Devices and big functionality improvements.
‘b‘ stands for: Medium Updates: New functions and general functionality improvements.
‘c‘ stands for: Minor updates: Small patches, Security Updates and Bugfixes
With the Lifetime License Key you are entitled to all future Major, Medium and Minor Updates.