Step-by-Step Installation Guide for Avast Free Antivirus


In today’s digital world, protecting your computer from viruses and malware is crucial. Avast Free Antivirus is a popular and reliable choice for safeguarding your system. This step-by-step guide will walk you through the installation process to ensure your computer is secure.

Step 1: Download Avast Free Antivirus

  1. Visit the Avast Website: Open your preferred web browser and go to the official Avast website: Avast Free Antivirus Download.
  2. Initiate the Download: Click on the “Free Download” button. This will start downloading the Avast setup file to your computer.

Step 2: Run the Installer

  1. Locate the Setup File: Once the download is complete, navigate to your Downloads folder or the location where you saved the setup file.
  2. Run the Installer: Double-click on the setup file (usually named avast_free_antivirus_setup_online.exe or similar). If a User Account Control (UAC) prompt appears, click “Yes” to allow the program to make changes to your computer.

Step 3: Begin the Installation Process

  1. Language Selection: The installer will open with a language selection screen. Choose your preferred language and click “Install” to proceed.
  2. Customize Installation (Optional): If you want to customize the installation, click on “Customize”. Here, you can choose which components to install and specify the installation location. Once done, click “Install”.

Also Read: The Best Free Antivirus Software for Your Laptop in 2024

Step 4: Installation

  1. Wait for Installation: The installer will now download and install the necessary files. This process may take a few minutes, depending on your internet speed and system performance.
  2. Install Additional Software (Optional): During installation, Avast may offer to install additional software like Avast Secure Browser. You can opt out by unchecking the corresponding boxes before proceeding.

Step 5: Complete the Installation

  1. Installation Complete: Once the installation is finished, you will see a confirmation screen. Click on “Continue” to proceed.
  2. Initial Setup: Avast will now run an initial scan of your computer. This scan checks for any existing threats and ensures your system is clean.

Step 6: Register for Free

  1. Registration Prompt: After the initial scan, you may be prompted to register for the free version. Enter your email address and follow the on-screen instructions to complete the registration. This ensures you receive updates and support.
  2. Skip Registration (Optional): If you prefer, you can skip this step by clicking “Continue without registration”. However, registering is recommended for better support and updates.

Step 7: Customize Avast Settings

  1. Access Settings: Open Avast Free Antivirus by clicking on its icon in the system tray or on your desktop. Go to the “Menu” and select “Settings”.
  2. Configure Preferences: Customize the settings according to your preferences. You can adjust scanning schedules, notifications, and other security features.
  3. Enable Real-Time Protection: Ensure that real-time protection is enabled. This feature continuously monitors your system for threats and blocks them in real time.

Step 8: Perform a Full System Scan

  1. Initial Full Scan: It’s advisable to perform a full system scan after installation. Go to the “Protection” tab, select “Virus Scans”, and choose “Full Virus Scan”. Click “Run Scan” to start.
  2. Review Scan Results: Once the scan is complete, review the results. Avast will show any detected threats and provide options to resolve them.


Congratulations! You have successfully installed Avast Free Antivirus on your computer. Regularly update the antivirus definitions and perform periodic scans to keep your system secure. Avast Free Antivirus offers robust protection against viruses, malware, and other online threats, ensuring a safe and secure computing experience.

For more tips and guides on keeping your digital life secure, stay tuned to our blog. Happy computing!