Windows’ built-in security suite is an excellent free antivirus ... hard an antivirus app will hit your PC’s system resources, we run several benchmarks. The first is PCMark 10’s Extended ...

While many antivirus programs promise protection, choosing the right one can be surprisingly difficult. Which one should you download? Windows Security comes free with every Windows PC ...

Antivirus apps protect your PC's personal information, data, bank accounts, and much more. We've tested more than two dozen utilities to help you choose the best antivirus for your needs.