Removing Avast Free Antivirus completely enhances the speed of your computer and eliminates lag on low-spec machines. In this article, we guide you through the most accurate way to uninstall Avast Free Antivirus.

I. How to uninstall Avast Free Antivirus
1. Directly remove Avast Free Antivirus from your computer
In a simple scenario, you can directly uninstall Avast Free Antivirus using the pre-installed software removal tool on your computer's operating system.
Step 1: Open the Start Menu and type Control Panel to access the management tool on Windows.

Step 2: Within Control Panel, select the Uninstall a Program tab to open the software uninstallation tool on your computer.

Step 3: A list of installed applications on your computer will appear here. Locate Avast Free Antivirus and Right-click to select Uninstall to begin the removal process.

Step 4: The integrated software uninstallation window within Avast will appear. You need to select the Uninstall

Step 5: The software removal process will take approximately 1-3 minutes depending on your computer's speed. After successful removal, you will need to choose either to Restart Now or Restart Later to clean the software from your computer.
In the best-case scenario, you should select Restart Computer to reboot your computer immediately.

2. Remove Avast Free Antivirus using Avast Clear
If the Windows application uninstallation tool fails to remove Avast Free Antivirus, you'll need to utilize a specialized software from the company called Avast Clear.
Step 1: Visit the official website Avast Clear to download the software to your computer.

Step 2: Once the software is downloaded to your computer, Right-click on the software and select Run as administrator to install with the highest admin privileges.

Step 3: In the Avast Clear software removal window, information will be automatically retrieved based on your computer's data. Simply select Uninstall to begin removing the application.

Step 4: After successfully uninstalling Avast Free Antivirus, you'll need to choose to restart your computer to clean up the data. In this case, select Restart Computer to reboot your computer immediately. If you're currently using the computer or prefer to restart later, choose Restart Later.

II. Cleaning up data after successfully deleting Avast Free Antivirus
To ensure that the data from Avast Free Antivirus is completely removed, you need to scan through your computer's C: drive.
Step 1: Open This PC, Right-click on the C: drive, and select Properties.

Step 2: In the Properties window, select the General (1) tab and choose Disk Clean-up (2) to initiate disk cleanup.

Step 3: To clean up the disk, select all items under Files to delete (1) and choose Clean up system files (2) to start deletion.

In this article, Mytour has shared with you the most effective way to uninstall Avast Free Antivirus. Have a great day!