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How to Install and Uninstall/ Remove Avast Antivirus

Updated on August 15, 2016

Avast Antivirus is one of the most popular antivirus programs available. It is available in both free and premium versions. Avast is a convenient antivirus program, which is very easy to install. First you need to go to the official website of Avast and download it. The Avast antivirus setup will be downloaded and then you can begin with the installation procedure.

Installation of Avast antivirus

Step 1: Double click on the downloaded setup. The file will open up. A security warning dialogue box may come up. As the box appears, activate the progress status bar by clicking it. It will run for a minute or so as per the speed of your system. This will fully unpack the Avast components. The Avast antivirus activation dialogue box will appear as follows:

Now you need to perform a series of steps with just a few simple clicks.

Step 2: You have to click the next button that appears at the right bottom corner of the dialogue box.

Step 3: During the installation process of Avast antivirus, the ‘participate in the avast

! community’ option may be pre-checked. This option is noted under the installation options. You can uncheck this option for privacy as displayed above. Then click on next to proceed with the installation as shown above.

Dealing with the ‘Avast! recommends’ dialogue box

Step 4: Avast recommends you to install the Google Chrome browser. But, if you prefer to use a different browser or have it pre-installed, select the ‘do not install Google Chrome browser’ option and click on next.

Step 5: Finally, click on Finish button to complete installing Avast antivirus.

You will shortly be notified with a message of completion of the installation process.

Avast engine is automatically updated and you will observe the following image popping up on your system tray, each time it updates itself.

Checking the current status of your Avast engine

You can double click the Avast icon on your system tray. You will be able to check the status of your system, scan it, perform other actions or find other relevant information

Registration of Avast Antivirus

If you register with Avast Antivirus, you will be benefitted in some ways. Post registration, the Avast engine will automatically upgrade itself as necessitated and will not expire before time.

Step 1: Double click on the Avast icon to activate the antivirus dialogue box.

Step 2: Navigate to the ‘Maintenance and Registration’ menu and click on ‘register now’.

Step 3: The Avast Antivirus registration dialogue box will appear, which forwards a warning that your antivirus will expire after a month. You will also be able to view some product-related information in that dialogue box.

Step 4: Click on the ‘register’ option and the registration screen will pop up, asking you to fill in the necessary information. You should fill in the mandatory fields as marked by asterisks.

After filling in the necessary information, click on the option ‘register for free license’. A notification will pop up on thanking you for registering.

You can then click on the ‘ok’ button to access registration-related information from the registration pane.

You will be able to view and confirm your registered status on the following registration pane. The window will display your current status as ‘registered’.

How to Uninstall/ Remove Avast Antivirus completely

An antivirus is necessary to be installed in your system, especially if you surf the internet quite often. However, at times, uninstalling antivirus software may tend to be tough. Uninstalling Avast completely may be a bit difficult. You need to follow out these specific steps in order to uninstall Avast antivirus fully.

Step 1: If you want to uninstall Avast in a traditional manner, then navigate to control panel from start button.

Step 2: Click on ‘uninstall programs’. A list of programs will be displayed under the ‘uninstall programs’ menu.

Step 3: Locate Avast antivirus among these programs.

Reference : How to Uninstall/ Remove Avast Antivirus completely - via - geek desk

Step 4: Right click on the Avast antivirus and click on ‘Uninstall/Change’.

Step 5: A setup menu will be prompted by Avast.

Step 6: Click on ‘uninstall’ button at the bottom of the window

Step 7: Click on ‘Next’ to progress with un-installation procedure.

Step 8: A warning message will be prompted that notifies you on your attempt to uninstall the program.

Step 9: Confirm your attempt to uninstall the program

Step 10: Restart your system in order to uninstall Avast antivirus completely

Alternative process of uninstalling Avast antivirus

If you are facing any errors while uninstalling Avast antivirus in the traditional methodology, you may use the Avast uninstall utility option.

Step 1: Select the Avast stuff that you want to uninstall

Step 2: You may receive a message, which prompts that ‘self-defense module’ is resisting un-installation. In such a case, double click on avast icon from system array to launch it and then navigate to settings menu.

Step 3: Click on the ‘troubleshooting tab’ and uncheck the button, which prompts you to enable Avast self-defense module.

In this way, you can uninstall Avast antivirus by using ‘Avast Uninstall utility’.

How to uninstall Avast antivirus on Mac

It is easier to uninstall Avast antivirus on Mac.

Step 1: Double click on Avast icon from system array to launch it. Select the program name from menu and click on it, as displayed in the image below.

Step 2: You will observe an option to uninstall Avast antivirus. Confirm that you want to uninstall Avast antivirus in order to progress with the un-installation procedure. Avast antivirus will be uninstalled. You will not need to restart your system in order to get the program fully uninstalled.

These are the ways of uninstalling Avast antivirus in different ways. It is easy to uninstall the program if you conduct the steps properly. In some cases, you may receive error messages and a few difficulties during un-installation.
You can follow out an alternative procedure. You just need to follow out the steps sequentially as instructed. An effective antivirus program is necessary to keep your system protected from malware, but if you want to use a different antivirus program,

you will need to uninstall the previous one and then install the new one; else, both of them will function improperly or block each other. source :


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    • etechhub profile imageAUTHOR

      Surekha Moganti 

      4 years ago

      thanks a lot ! this is my first comment and I am happy you like it ;)

    • jabelufiroz profile image


      5 years ago from India

      Useful instruction for Installation of Avast antivirus. Voted up.


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