The 2022 revisions (specifically Rev 14.8 and 14.9) introduced significant improvements to the software's core capabilities:
Improved ability to detect script viruses, shortcuts, and hidden files specifically on external drives.
Since it relies heavily on behavior detection and heuristics rather than just a cloud database, it remains effective without an internet connection. Smadav Free vs. Smadav Pro
While the free version provides excellent basic USB security, a unlocks several premium management and automation tools: Smadav Antivirus