


We regularly research and test software to determine which product leads the pack, and we update this list periodically based on those tests. These picks of the best antivirus programs are a combination of recommendations from independent third-party labs AV-Test, AV-Comparatives and SE Labs, as well as CNET's own hands-on testing. We're here to help you find the antivirus software that best fits your needs. Windows-targeted malware has a larger base of devices to infect, giving it more potential in the eyes of cybercriminals. Windows devices make up three out of every four laptop or desktop operating systems, according to latest data from Statcounter. It can be difficult to know which antivirus programs are worth it, especially when there are so many options for Windows 10 and Windows 11 users. Most of them will even let you know or stop you before doing something dangerous. These programs offer secure browsing, malware protection and monitored downloads. The best free antivirus software has had to adapt constantly to the ever-changing landscape of malware. As hackers, scammers and viruses have become more advanced, antivirus software has had to become more advanced too.
