instead of Windows Defender you can use
Realtime
only one of them)
-Avast Free Antivirus combined with Comodo Firewall or Online Armor (Recommended)
-AVG Free Antivirus combined with Comodo Firewall or Online Armor
-Panda Cloud Free Antivirus combined with Comodo Firewall or Online Armor
-Comodo Internet Security
Realtime
-Avast Free Antivirus combined with Comodo Firewall or Online Armor (Recommended)
-AVG Free Antivirus combined with Comodo Firewall or Online Armor
-Panda Cloud Free Antivirus combined with Comodo Firewall or Online Armor
-Comodo Internet Security