<human>:  What are the best ways to prevent computer viruses?
<bot>: The best ways to prevent computer viruses are to regularly update your operating system, use anti-virus software, practice safe browsing habits (avoid clicking questionable links), keep your software up to date, and create strong passwords. Additionally, backing up your data on a regular basis and utilizing a firewall can help mitigate the effects of a computer virus in case your system does become infected.