<human>:  How can I prevent computer viruses?
<bot>: One of the best ways to prevent computer viruses is to make sure you keep your operating system and other software up to date with the latest security patches. Additionally, you should install and use a reliable antivirus program and malware protection to regularly scan your computer for potential threats. You should also avoid downloading software from unknown sources and only use legitimate websites to download files. Finally, you should use caution when opening emails from suspicious or unknown senders, as this can be one of the most common ways for viruses to spread.