1. [Home](https://www.g2.com/) 2. ... 3. [Antivirus Software](https://www.g2.com/categories/antivirus) 4. [Total Defense Anti-Virus Discussions](https://www.g2.com/products/total-defense-anti-virus/discuss) [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_da7480447ff3796210cfc8a7ebd795d2/total-defense-anti-virus.jpg "Product Avatar Image") ](/products/total-defense-anti-virus/reviews) [ Total Defense Anti-Virus ](/products/total-defense-anti-virus/reviews) (16)4.4/5 Total Defense Anti-Virus is comprehensive anti-virus and anti-malware intended to protect personal computers (PCs) and laptops from malicious threats. Total Defense Anti-Virus is anti-virus and anti-malware program that can work to protect Windows laptops and desktops from malware, ransomware, trojans, and other types of malicious threats to your system. The leaves a small footprint so that it does not interfere with any of the other processes running on your computer, while still effectively ensuring that you are protected from various types of cyber-threats. Total Defense Anti-Virus also features automatic USB (universal serial bus) scanning capabilities that can protect your computer from portable USB-based threats. Show More * * * ### 56.0 Nps Score Already have Total Defense Anti-Virus? ### All Total Defense Anti-Virus Discussions Search Most CommentedMost HelpfulPinned by G2Newest All DiscussionsDiscussions with CommentsPinned by G2Discussions without Comments FilterFilter Filter byExpand/Collapse Sort by Most Commented Most Helpful Pinned by G2 Newest Filter by All Discussions Discussions with Comments Pinned by G2 Discussions without Comments ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • over 3 years ago More Options - [ # What is an anti virus software and what does it do? ](/discussions/what-is-an-anti-virus-software-and-what-does-it-do) What is an anti virus software and what does it do? 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