4 Ways to Uninstall Avast to Clean the Roots in Windows 10 PC 2024


4 Ways to Uninstall Avast to Clean the Roots in Windows 10 PC – Avast is an antivirus application that has many users, the reason is that Avast can be used for free, and most newly purchased laptops usually have the Avast application installed on them.

How to Uninstall Avast to Clean the Roots in Windows 10

How to Uninstall Avast to Clean the Roots in Windows 10 PC Laptop 2024

For those of you who want to delete the Avast application until it is clean, don’t use the usual method by uninstalling it via the Control Panel, because usually the residual files from the application will still be stored on the laptop. To make sure you uninstall Avast thoroughly, all residual files and configurations that are still attached should be removed as well.

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In this tutorial, Winpreso will provide several alternatives for how to remove Avast antivirus on Windows 10 until it is completely clean and no leftover files are still stored on your computer.

Turn off the Self-Defense feature on Avast before uninstalling

The first step before uninstalling the Avast antivirus program is to first turn off the Self-Defense feature. If this feature is active, it will prevent the deactivation or deletion of the application, as a result, Avast cannot be uninstalled/deleted.

So the first step you have to do is turn off this option.

  1. Open the Avast application
  2. Click the Menu button
  3. Select Settings
  4. Click on the General tab
  5. Enter the Troubleshooting section
  6. Uncheck Enable Self-Defense

Turn off the Self-Defense feature on Avast before uninstalling
Turn off the Self-Defense feature on Avast before uninstalling

After turning off this feature, then we can uninstall it.

#1. Using RevoUninstaller

Here’s how to clean the Avast application to its roots:

1. Download and install the RevoUninstaller application

First, you need to have the RevoUninstaller program. If you don’t have one, download and install the application form here:


2. Run the RevoUninstaller application

Next, run the RevoUninstaller application that has been installed.

3. Find the Avast program

On the main page of the RevoUninstaller application, you will see all the programs on your computer. Find the Avast Free Antivirus application.

4. Click the Uninstall button

Then click on the Avast Free Antivirus application> then click on the Uninstall button.

Using RevoUninstaller
Using RevoUninstaller

A pop-up window asking if you want to uninstall will appear> select Yes> follow the process to completion.

5. Select the Advanced scanner mode

After the uninstall is complete, a scanner window will appear> click on the Advanced option > and select Scan.

Using RevoUninstaller
Using RevoUninstaller

Wait until the scan is complete. At this stage, RevoUninstaller will scan all the remaining files from Avast as well as the remaining registry entries.

6. Delete all Registry entries

When finished you will enter the registry entry cleaning page> check all registry entries > click the Delete button > and click Next.

Using RevoUninstaller
Using RevoUninstaller

7. Delete all residual files

On the leftover files page, check all existing files and folders > click the Delete button > and click Finish.

Using RevoUninstaller
Using RevoUninstaller

Done. At this point, you have successfully wiped Avast clean to the roots. The last step is to restart, after that, your computer is ready to use as usual.

Revo uninstaller is one of the best software to uninstall applications cleanly that you can use. But this app is a paid app, you have to buy the pro version to get all its features.

#2. Using the Avast uninstall utility

The second way to uninstall Avast antivirus is to use an uninstaller called Avast to uninstall utility. You can use this as an alternative if you don’t have the RevoUninstaler application.

Follow these steps:

1. Download the Avast uninstall utility

First download the application form here: https://www.avast.com/en-us/uninstall-utility

2. Restart the computer into Safe Mode

The second step is to restart your computer and then enter Safe Mode. The uninstall process must be done in this mode to ensure that all remaining files from Avast are deleted cleanly.

To enter Safe Mode in Windows 10 follow the steps here:

3. Run the avastclear.exe application

Once in Safe Mode. Open the download folder where the Avast uninstall utility application was downloaded and run the program.

4. Make sure the Avast location folder is correct

In the avastclear.exe application, look at the Installation program directory and Installation data directory sections, and make sure they are correct.

5. Click the Uninstall button

Finally, click on the Uninstall button. Follow the process to complete.

Using the Avast uninstall utility
Using the Avast uninstall utility

When finished, restart the computer to normal mode.

#3. Using CCleaner

The third way to remove the Avast application on a Windows 10 laptop is to use a cleaner application. You can use a free one like CCleaner.

Follow these steps:

1. Download and install the CCleaner application

First, download and install the CCleaner application from here:


Choose the Free version. After downloading, immediately install the application on your laptop.

2. Run CCleaner

Then open the CCleaner program

3. Select the Tools menu> Uninstall

In CCleaner select the Tools menu > click on the Uninstall menu.

4. Uninstall Avast antivirus

On the right panel, you will see a list of applications installed on the laptop. Find and click on the Avast Free Antivirus application then click the Uninstall button.

Using CCleaner
Using CCleaner

5. Restart the computer

After the uninstall process is complete you will be asked to restart> select Yes or Restart now.

6. Clean up leftover Avast files with CCleaner

After the computer turns back on, open the CCleaner application again then run Easy Cleaner and Registry Cleaner to clean up leftover files from Avast.

#4. Using IObit Uninstaller

The last way to wipe Avast clean to its roots is to use IObit Uninstaller. This application also can clean applications and uninstall residual files, and there is a free version that you can use.

Follow these steps:

1. Download and install the IObit Uninstaller application

First, download the iObit application to your laptop via the link below:


You can select the Free version, and then install it as usual.

2. Run IObit Uninstaller

Then run the IObit Uninstaller application that you have installed on the laptop.

3. Find the Avast Free Antivirus application

In the iObit application click on the Program menu > select All Programs > on the right-side panel find and click the Avast Free Antivirus program.

Using iObit Uninstaller
Using iObit Uninstaller

4. Click the Uninstall button

Click on the Uninstall button then select Yes. Wait for the uninstall process to run and finish.

5. Clean up leftover Avast files

After Avast is successfully uninstalled, the iObit application will scan the remaining files, and wait until the process is complete. After that delete all the remaining files from Avast that were detected.

Close the IObit application then restart your computer.

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These are the 4 ways you can uninstall Avast antivirus completely clean to the roots. I hope this article will be helpful for you.

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Akshara Singh
I'm Akshara Singh, from Tamil Nadu (India) I have been Running this Blog since 2016 with my full effort to Help users in the Tech field and clear doubt, and provide advanced guides in simple methods.


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