1. Install an antivirus and anti-malware program (such as Windows Defender) and keep it up to date.
2. Install a reliable firewall, such as the one included in Windows, and keep it up to date.
3. Use strong passwords for accounts and change them regularly.
4. Enable two-factor authentication whenever possible.
5. Avoid clicking suspicious links or downloading files from unknown sources.
6. Back up important data frequently.
7. Keep your operating system, web browser and other software up-to-date with the latest version.
8. Be careful when using unsecured public Wi-Fi networks.
9. Disable unnecessary features and services on your computer.
10. Block pop-ups and scripts from websites you don’t trust.