Smadav offers several key features to enhance system security:

1. Real-Time Protection: Provides continuous monitoring to protect against viruses and malware in real-time.
2. Offline Scanner: Capable of scanning and detecting threats without needing an internet connection.
3. USB Protection: Specifically designed to protect against viruses that spread through USB drives, providing extra security for removable storage devices.
4. Lightweight and Fast: Known for its minimal impact on system performance, allowing users to run scans without significant slowdowns.
5. Portable Version: Offers a portable version that can be run from a USB drive without installation, useful for on-the-go virus scanning.
6. Compatibility: Designed to work alongside other antivirus programs, adding an extra layer of protection without conflicts.
7. Virus Database Updates: Regularly updated virus definitions to ensure protection against the latest threats.
8. Customizable Settings: Allows users to configure various aspects of the software according to their needs, including scanning preferences and exclusions.

These features make Smadav a useful addition to existing security solutions, particularly for users looking for additional layers of protection and specialized scanning capabilities.