1. Install and regularly update anti-virus and anti-malware software.
2. Make sure your operating system and software is always up to date with the latest security patches.
3. Use strong passwords and two-factor authentication wherever possible.
4. Use a firewall to block unauthorized access.
5. Avoid clicking on links and opening attachments in emails from unknown sources.
6. Be wary of downloading files or apps from untrusted websites.
7. Back up your data regularly so you can recover it in case of an attack.
8. Use a Virtual Private Network (VPN) to protect your data when logging onto public Wi-Fi networks.
9. Disable autorun on external drives to prevent malicious programs from automatically executing when connected to your system.