Setup Avast Mac Free Antivirus


Avast protects over 220 million devices worldwide with their award winning software that includes automatic software and virus definition updates. To install the software make sure that no other programs are running, and that all other antivirus software programs are uninstalled.

System Requirements

Note: Avast Mac free antivirus does not run properly with other antivirus software installations.

Download and Setup

To download and install Avast2015 for Mac OS X follow these steps:

  1. Download Avast Free Mac Security
  2. Find and double-click the downloaded .DMG file.
  3. Drag the Avast icon into the Applications folder
  4. On the menu bar click Go, Applications
  5. Double-click Avast2015 and follow the installer program instructions.
    The browser extension is not required for Avast antivirus to run properly.
  6. Mac OS requires authorization to complete installation. Enter the password and installation completes.

The program may ask to restart your Mac to complete installation. Some Avast components do not function properly until the computer restarts.

If you are not satisfied with the program, you can uninstall Avast from your computer.


Learn more about how Avast Mac Security protects your computer.