Here are some steps you can take to protect your computer from viruses and spyware:

1. Make sure all software is up to date.
2. Install reputable antivirus and firewall software.
3. Be careful when downloading files from the internet.
4. Don’t click on suspicious links or emails.
5. Disable AutoPlay to prevent the automatic launching of executables.
6. Avoid on peer-to-peer file sharing.