To effectively recognize and deal with viruses, downloading a reliable antivirus program like AVAST is recommended, as it offers daily updates for virus definitions. Other popular free antivirus options include AVG and Avira. Users have expressed dissatisfaction with McAfee and Symantec, suggesting that companies diversifying their focus may struggle to keep up with emerging threats. Additionally, having a firewall is essential for protection. For those seeking alternatives to Windows, using Linux distributions like Fedora is highlighted as a stable and resource-efficient option, eliminating the need for antivirus software while still allowing the option to run Windows in the background if necessary. Concerns are raised about rootkit infections, which are difficult for antivirus software to eliminate. Overall, maintaining up-to-date antivirus software and considering alternative operating systems can enhance security against viruses.