How to Remove Avast Antivirus from Computer

Are you looking for effective ways to uninstall Avast Antivirus completely? Encounter difficulties when uninstalling the program? Can’t uninstall it via Windows Add or Remove Programs or its built-uninstaller? Don’t worry, please read the post carefully and follow the guide to completely uninstall it.

Problems you may encounter when uninstalling Avast Antivirus

Receiving error message dialog box when uninstalling Avast Antivirus

Cannot find the program in the list of installed programs

Cannot find the Uninstall/Remove button when uninstalling the program

Usually, the common reasons as follows:

The program has been corrupted

The program shows incompatible with your computer system

The program is installed improperly

The configuration information of the program has been damaged or deleted

Computer gas been infected with malware

Proper way to uninstall Avast Antivirus from computer

Step1. Terminate Avast Antivirus program in Task Manager.

Right-click your Taskbar, then select Task Manager/Start Task Manager from the list.

When the window shows up, find out the target program, then click End Process button for Windows 7/Vista/XP. Click End Task button for Windows 8/10 to terminate the program.

Step2. Uninstall Avast Antivirus via Windows Add or Remove Programs.

Click Start menu, and then select Control Panel.

Click Uninstall a program link under Programs/Add or Remove Programs.

Find out the program from the list of installed programs and click Uninstall/Remove to delete it.

Step3. Show hidden files, folders, and drives.

Click Start > Control Panel >Appearance and Personalization > Folder Options >View

Tick Show hidden files, folders, and drives, uncheck Hide protected operating system files (Recommended)

Click Apply > OK button

Step4. Delete Avast Antivirus associated files and folders

C:\Program Files\Avast Antivirus

C:\Document and Settings\All Users\Avast Antivirus

C:\Users\Funla\AppData\Roaming\Easeware\Avast Antivirus

Step5. Delete the entries created by Avast Antivirus in Registry.

Simultaneously press Windows + R keys on your keyboard.

Type regedit into the run box and then click OK button to open Registry Editor.

In the opened window, click Edit menu and then select Find/Find Next button.

Type Avast Antivirus into the dialog box and then click Find Next button.

Delete the following entries.

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Avast Antivirus_RASAPI32

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Avast Antivirus_RASMANCS

Warning!!!

The above step is never recommended to computer novices or inexperienced computer users. Any wrong step may cause serious system problems. Therefore, for the sake of computer safety, it is strongly recommended using an automatic uninstall tool to completely clean all the registry entries created by Avast Antivirus.

Perfect Uninstaller is an excellent uninstall tool designed to uninstall any unwanted programs in an easier and faster way comparing with Windows Add or Remove Programs. Above all, Perfect Uninstaller can forcibly uninstall any stubborn or corrupted programs than couldn't be removed by Windows Uninstall Wizard.