82,399,351 programs installed

Should I remove Avast Premium?

What percent of users and experts removed it?
6% remove it94% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Reach 0.0010%
Installation trends (last 30 days)


11.2.2262 20.00%
11.2.2261 80.00%

Avast Premium


Avast Premium is a program developed by AVAST Software. The most used version is 11.2.2261, with over 98% of all installations currently using this version. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. The main program executable is avastui.exe. The software installer includes 46 files and is usually about 1.45 MB (1,524,602 bytes). In comparison to the total number of users, most PCs are running the OS Windows 8 as well as Windows Vista (SP2). While about 39% of users of Avast Premium come from France, it is also popular in the United States and Canada.

Program detailsProgram details

Installation folder: C:\Program Files\AVAST Software\Avast
Uninstaller: C:\Program Files\AVAST Software\Avast\Setup\Instup.exe /control_panel
Estimated size: 1.45 MB

Program filesFiles installed by Avast Premium

Program executable:avastui.exe
Path:C:\Program Files\avast software\avast\avastui.exe
Additional files:
  • asOutExt64.dll - avast! Antivirus (AsOutExt Module)
  • Aavm4h.dll - Avast Antivirus (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
  • AhAScr.dll - avast! Script Blocking library for Windows Scripting Interface
  • AhResMai.dll - avast! e-Mail Scanner AAVM Provider Library
  • ahResSecDns.dll - SecureDNS
  • AhResSpm.dll - avast! Spam Shield AAVM Provider Library
  • AhResStd.dll - avast! Standard Shield AAVM Provider Library
  • AhResWS.dll - avast! HTTP Scanner AAVM Provider Library
  • AhResWS2.dll - Web Shield Provider
  • ashBase.dll - Basic Functionality Module
  • ashCmd.exe - avast! Command line
  • ashMaiSv.dll - avast! e-Mail Scanner Service
  • ashQuick.exe - avast! Virus scanner
  • ashServ.dll - avast! antivirus service
  • ashShA64.dll - avast! Shell Extension
  • ashShell.dll
  • ashTask.dll - Task Handling Module
  • ashTaskEx.dll - avast! TaskEx library
  • ashUpd.exe - avast! Antivirus updater
  • ashWebSv.dll - avast! Web Scanner
  • ashWsFtr.dll - avast! Web Shield Filter Module
  • asOutExt.dll
  • asulaunch.exe - Software Updater launch helper
  • aswAMSI.dll - Avast AMSI COM object
  • aswAux.dll - avast! Auxiliary Library
  • aswChLic.exe - aswChLic component
  • aswCmnBS.dll - Common functions
  • aswCmnIS.dll - Antivirus independent functions
  • aswCmnOS.dll - Antivirus HW dependent library
  • aswCommChannel.dll - Communication Channels
  • aswData.dll - avast! UI Layer library
  • aswDld.dll - aswDld Dynamic Link Library
  • aswDnsCache.dll - avast! Property Storage library
  • aswEngLdr.dll - Antivirus engine loader
  • aswJsFlt.dll - avast! Script Blocking filter library
  • aswLog.dll - avast! Log library
  • aswLSRun.dll - avast! LAN scanner wrapper
  • aswAraSr.exe - avast! ara service
  • aswAra.dll (by GlavSoft) - TightVNC (TightVNC Viewer)

Program behaviorsBehaviors exhibited

2 Context Menu Handlers
  • ashShell.dll added to Windows Explorer under the name 'avast' with a class of {472083B0-C522-11CF-8763-00608CC02F24}.
  • ashShA64.dll added to Windows Explorer under the name 'avast' with a class of {472083B0-C522-11CF-8763-00608CC02F24}.
  • afwServ.exe runs as a service named 'Avast Firewall' (avast! Firewall) "Implements main functionality for avast! Firewall".

How do I remove Avast Premium?

Quickly and completely remove Avast Premium from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall Avast Premium from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Avast Premium, click it, and then do one of the following:
    • Windows Vista/7/8: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Avast Premium.

Win 8 67%
Win 7 (SP1) 7%
Windows Service? Yes
(Installs a service)
Uninstall it 6%
Keep it 94%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 8 66.67%
Windows 7 20.00%
Windows Vista 13.33%
Which OS releases does it run on?
Windows 10 Home 26.67%
Windows 8.1 20.00%
Windows 10 Pro 13.33%
Windows 7 Home Premium 13.33%
Windows Vista Home Premiu... 13.33%
Windows 7 Ultimate 6.67%

Distribution by countryGeography

38.89% of installs come from France
Which countries install it?
  France 38.89%
  United States 27.78%
  Canada 11.11%
  DZ 5.56%
  United Kingdom 5.56%
  MA 5.56%
  TN 5.56%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 33.33%
Lenovo 16.67%
Toshiba 16.67%
Packard Bell 8.33%
Acer 8.33%
Dell 8.33%
Alienware 8.33%
Common models
TOSHIBA SATELLITE C875-10... 7.14%
TOSHIBA Satellite A210 7.14%
Packard Bell BV EasyNote ... 7.14%
MSI MS-7850 7.14%
LENOVO 80G0 7.14%
LENOVO 20252 7.14%

About AVAST Software

avast! antivirus software provides PC virus protection.
Publisher URL: www.avast.com


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