What are the features of antivirus software?

1. Antivirus and malware detection 2. Proactive measures to plug any security gaps in your computer 3. Real time scanning immediately withholds downloads and notifies user on possible threats/viruses/other corrupt elements before they enter your system That's basically it. pl. note, all these are present in paid versions. Free versions will need you to manually download updates and etc. IF you are using a computer for banking transactions, a paid version comes very highly recommended