Home > Manufactures> AVAST Software> avast! Premier

Uninstall avast! Premier Guide

Accidentally install avast! Premier with out notice? Find no way to remove avast! Premier? Unable to uninstall avast! Premier completely? Keep getting strange error messages while performing the removal? Take a breath, download professional software uninstaller here to get some real help now!

Download Instant Removal Tool

Tested Malware & Virus Free by McAfee

Some users may experienced the above problems while using their computer. Normally, if you are unable to successfully remove a program, your computer may have either one or several of the below problems:

  • avast! Premier was not properly or completely installed previously.
  • Windows system is unable to locate the default uninstaller of the program.
  • Some of the program file has been deleted mistakenly.
  • Related registry entries of the program has been corrupted.
  • Your computer has been infected by virus and the system is not function properly.

Program description

avast! Premier program is developed by the company named AVAST Software . The official website of the developer is www.avast.com/premier . Normally the program size is around . The default installation directory of the program is C:\Program Files\avast software\avast\avastui.exe. The default uninstaller of the program is C:\Program Files\AVAST Software\Avast\aswRunDll.exe "C:\Program Files\AVAST Software\Avast\Setup\setiface.dll" . Among all its users globally, 68.97% are from United States ,the program is also popular in the countries of Brazil and MA. Users with the percentage of 68.97% run this program on the operating system of Windows 7.

Detailed information about the program

  • Program Directory:   C:\Program Files1\AVASTS~1\Avast
  • Default Uninstaller:   C:\Program Files\AVAST Software\Avast\aswRunDll.exe "C:\Program Files\AVAST Software\Avast\Setup\setiface.dll"
  • Executable file:  avastui.exe
  • Executable file location:  C:\Program Files\avast software\avast\avastui.exe
  • MD5:  a041821f04b20faf4cfa0f1672c285c5
  • Program official website:   www.avast.com/premier
Associated files of avast! Premier:
  • asOutExt64.dll - avast! Antivirus (AsOutExt Module)
  • ashWebSv.dll - avast! Web Scanner
  • Aavm4h.dll - avast! Asynchronous Virus Monitor (AAVM)
  • AavmRpch.dll - avast! AAVM Remote Procedure Call Library
  • afwCore.dll - avast! Firewall Core library
  • afwCoreClient.dll - avast! Firewall Core Client library
  • afwCoreServ.dll - avast! Firewall Server library
  • afwGeoIP.dll - avast! GeoIP library
  • afwRpc.dll - avast! firewall Rpc
  • afwServ.exe - avast! firewall service
  • AhResMai.dll - avast! e-Mail Scanner AAVM Provider Library
  • AhResSPM.dll - avast! Spam Shield AAVM Provider Library
  • AhResStd.dll - avast! Standard Shield AAVM Provider Library
  • AhResWS.dll - avast! HTTP Scanner AAVM Provider Library
  • ashBase.dll - Basic Functionality Module
  • ashMaiSv.dll - avast! e-Mail Scanner Service
  • ashQuick.exe - avast! Virus scanner
  • ashServ.dll - avast! antivirus service
  • ashShell.dll - avast! Shell Extension
  • ashTask.dll - Task Handling Module
  • ashTaskEx.dll - avast! TaskEx library
  • ashUpd.exe - avast! Antivirus updater
  • ashWsFtr.dll - avast! Web Shield Filter Module
  • ashCmd.exe - avast! Command line
  • asulaunch.exe - Software Updater launch helper
  • aswAra.dll - RemoteAssistance
  • aswAux.dll - avast! Auxiliary Library
  • aswChLic.exe - aswChLic component
  • aswCmnBS.dll - Common functions
  • aswCmnIS.dll - Antivirus independent functions
  • aswCmnOS.dll - Antivirus HW dependent library
  • aswData.dll - avast! UI Layer library
  • aswAraSr.exe - avast! ara service
  • aswDld.dll - aswDld Dynamic Link Library
  • aswEngLdr.dll - Antivirus engine loader
  • aswIdle.dll - avast! Idle Hook Library
  • AavmRpch64.dll
  • ashShA64.dll
  • aswCommChannel.dll - Communication Channels
  • AhAScr.dll - avast! Script Blocking library for Windows Scripting Interface
  • asOutExt.dll
  • aswJsFlt.dll - avast! Script Blocking filter library
  • aswJsFlt64.dll

avast! Premier program security rating---

Warning: The MD5 file of avast! Premier program (a041821f04b20faf4cfa0f1672c285c5) is detected by the following online threat detection engines as possible malware.

Click here to view all scan results

Download recommended tool to safely and completely remove avast! Premier from your computer.

How can I remove avast! Premier

Please be aware that regular removal step may not be able to remove all the avast! Premier programs components, some of the registry entries will still exist inside the computer after the regular removal. To correctly and completely uninstall avast! Premier, we strongly recommend using third party removal tool to do the removal for you completely and safely .

Steps to remove avast! Premier by using professional removal tool

  • Download removal tool here and install it with ease.
  • Open the uninstall tool, locate and select avast! Premier program.
  • Click Analyze button and perform the regular removal.
  • Click Scan leftover button and click ‘Delete’ to removal all found files/folders/registry entires.
  • Click OK button to finish the removal.

Uninstall avast! Premier with default uninstaller

For Windows 8 users

  • Move the mouse pointer to the bottom right of your screen to activate Win8 side menu.
  • Go to Settings > Control Panel > Uninstall a program
  • Find out where avast! Premier is in the program list.
  • Right click on the program name, click Uninstall option to activate the default uninstaller.
  • Follow the instruction to proceed.
  • Restart your PC after the process finished.

How to uninstall program in Windows 8 - Video Guide

For Windows 7 users

  • Click Windows button at the bottom left of the screen
  • Click Control Panel > Click Uninstall a program link.
  • Find out where avast! Premier is in the program list.
  • Locate avast! Premier in the list, right click on it and select Uninstall.
  • Follow the instruction to finish the removal.
  • Reboot the system afterwards.

(If you met problems in the middle of the process, it is recommended to install Total Uninstaller to help you forcibly remove the avast! Premier program.)

Download Instant Removal Tool

Tested Malware & Virus Free by McAfee

Program additional information

The program is popular in the following countries.
  1. United States
  2. 24.14%
  1. Brazil
  2. 9.43%
  1. MA
  2. 9.00%
  1. Italy
  2. 3.57%
  1. IQ
  2. 2.86%
  1. Germany
  2. 2.86%
  1. Egypt
  2. 2.86%
  1. Taiwan
  2. 2.57%
  1. DZ
  2. 2.57%
  1. India
  2. 2.43%
  1. France
  2. 2.29%
  1. Spain
  2. 2.29%
  1. Saudi Arabia
  2. 2.14%
  1. Russia
  2. 1.71%
Windows Operating Systems that run avast! Premier
  • Windows 7
  • 68.97%
  • Windows 8
  • 22.24%
  • Windows XP
  • 5.86%
  • Windows Vista
  • 2.93%
Operating System releases that run it:
  • Windows 7 Ultimate
  • 33.51%
  • Windows 7 Home Premium
  • 21.50%
  • Windows 7 Professional
  • 9.48%
  • Windows 8.1 Pro
  • 6.41%
  • Microsoft Windows XP
  • 5.87%
  • Windows 8 Pro
  • 4.01%

How to deal with avast! Premier program leftovers

The problem: To completely uninstall avast! Premier is not always that simple, the default uninstaller that came with the program always fails to remove all the components of avast! Premier. For example, the registry entries that created during the program installation are always left inside the computer even you perform the regular removal, also, leftovers may include installation folder, temporary files, cache files, etc. To manually find out and remove these leftovers is not only tedious but also a risk-involved task since you need to reach the registry editor and sort out the unwanted entries or keys of the target program, and then remove them one by one, sounds easy, isn’t it? Well, the fact is, Windows registry is a place that you don’t want to mess up, an straightforward example, if you mistakenly delete a wrong key/entry, some of the program in your computer may stop working, it may even result in system malfunction.

The solution: Installing special designed avast! Premier uninstaller, allow it to thoroughly scan your computer for all avast! Premier components, and perform complete removal automatically. Click the below button to get it started now!

Download Instant Removal Tool

Tested Malware & Virus Free by McAfee

Still having problem with uninstalling avast! Premier?

Due to different PC environments, the program removal may end up with different consequences, if you had tried out the above provided solutions and is still unable to completely uninstall avast! Premier, please leave your message as comment below, and we will try our best to help you out.


Just followed your instructions here, and tried the tool----problems have been solved, and everything works fine. I want to extend my gratitudes for helping with getting back the normal performance of my PC and the full experience of using it. Not afraid of the same issue any more.

- Robbie Clouser

Since I’m always sick of figuring out the regular steps to either clean out junks or fix errors, my computer has been a total mess for long. I was wondering if there is any shortcut to technically heal it, searching for a while, and finally found this one here. You may not know how despaired you can be when you’re not able to get Your PC to work. I really appreciate it’s easy-to-use functions.

- Andrew Patrick

The situation has happened for a couple of times that you have gone through all the process considered to be effective, the stubborn program just won’t go away. So glad that I discovered this valuable tool. I do hope it will work as fine as it does now, because my computer’s future maintenance counts on it.

- Greg Garfield

The reason I turned to this uninstaller was that I conducted the terribly wrong way to delete a program. I was not able to get rid of it by either directly uninstalling it or reinstalling it. I supposed using a software to help me with the cleaning was the only way, so I did it. Now all the problems are gone, and I’m truly satisfied with this uninstaller. Hope it has a bright future : )

- Gracie Harrington

Leave your comment below