Here's how to install Avast Free Antivirus on Windows

A few easy steps is all it takes.

  1. Click the button below to start downloading the installation file. Download Avast Free Antivirus
  2. Once the download is finished, open the avast_free_antivirus_setup_online.exe file (by default, downloaded files are saved to your Downloads folder).
  3. Click Install and follow the on-screen instructions to complete the installation process.
    See detailed installation instructions
  4. To open the application, double-click the Avast Free Antivirus icon on your desktop.
  5. That's it!