Avast Free Antivirus

Protect your computer from viruses, malware, spyware, and other types of malicious software. The solution comes with intelligent threat identification and real-time defense. Keep your system safe from the latest hazards with multiple layers of security. Check insecure settings and passwords to prevent malware from getting on your PC. Scan your own and other Wi-Fi networks for weak points. Play games and watch movies with Do Not Disturb Mode on that blocks intrusive popups.