free antivirus

The free antivirus tag on WindowsForum.com covers discussions about no-cost security software for Windows, with a particular focus on Windows 10 after its October 2025 support cutoff. Recent threads compare options like Microsoft Defender, Avira, and Malwarebytes Free, weighing malware protection against the reality of running an unsupported operating system. Users debate whether free antivirus remains sufficient or if the risks of using Windows 10 post-ESU outweigh the benefits. The tag reflects ongoing community concerns about balancing cost, security, and system longevity.