Avast Antivirus File, Behaviour, Web & Mail Shields Estimated reading: 1 minute 248 views Contributors Summary: Avast Antivirus has four protective shields to block malware in different areas of your device and help maintain a secure environment Your Frontline Defences for Blocking MalwareThese are your protective shields to block malware in different areas of your device and help maintain a secure environment File ShieldScans programs and files saved on your device for malicious threats Behaviour ShieldMonitors your devices for suspicious behaviour and malware in apps Web ShieldProtects your system from threats when you are browsing the web Mail ShieldChecks malicious links and viruses in email messages in real time Tagged:AntivirusAvast Avast Antivirus File, Behaviour, Web & Mail Shields - PreviousAdjust Quarantine space settings in Avast AntivirusNext - Avast Antivirus File, Behaviour, Web & Mail ShieldsRun a Smart Scan in Avast Antivirus