: This version was the first to offer a full 64-bit version , which significantly improved startup and scan times for Windows users.
: It included high-end tools like the Webcam Shield (to prevent spying) and Ransomware Shield (to block unauthorized file encryption). Avast Antivirus Premier 19 Free Download
: A built-in virtual environment where you could safely run suspicious programs without risking your host system. Download Options & Modern Alternatives Download Free Antivirus Software | Avast 2026 PC Protection : This version was the first to offer
: The UI was overhauled to include a search bar in the settings and direct links from features to their specific configurations. Avast Antivirus Premier 19 Free Download