avastui.exe avast! Internet Security What is it? Virus or Safe Startup Process? Removal & Fix

avast! Internet Security

What is avastui.exe? Is it Safe or a Virus?

Executable: avastui.exe is a file associated with avast! Internet Security, developed by AVAST Software. It is located in the installation folder: C:\Program Files\AVAST Software\Avast. The file size is 509.44 MB, and its MD5 checksum is 083649ef692a066880c9326020915afe. The parent program, avast! Internet Security, is a security software that provides protection against viruses, malware, and other online threats. The uninstaller for this program is located at C:\Program Files\AVAST Software\Avast\aswRunDll.exe “C:\Program Files\AVAST Software\Avast\Setup\setiface.dll” RunSetup. The program is rated as fair and has a 5% removal rate by users. For more information, visit the developer’s website at www.avast.com/en-us/index.

Parent Programavast! Internet Security
DeveloperAVAST Software
Help File
Installation FolderC:\Program Files\AVAST Software\Avast
UninstallerC:\Program Files\AVAST Software\Avast\aswRunDll.exe "C:\Program Files\AVAST Software\Avast\Setup\setiface.dll" RunSetup
Installation PathC:\Program Files\avast software\avast\avastui.exe
Size509.44 MB

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509.44 MB

Estimated Size

AVAST Software




What Is avastui.exe?

avastui.exe is an executable file that belongs to avast! Internet Security, a software developed by AVAST Software. It is located in the installation folder C:\Program Files\AVAST Software\Avast and has a size of 509.44 MB.

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Is avastui.exe Safe?

Based on the fact that only 5% of users remove avastui.exe and it receives a rating of Fair from its users, it is likely safe to conclude that avastui.exe is generally considered safe by the majority of users.

To ensure the safety of a file, named “avastui.exe” in this context, follow these comprehensive steps:

  1. Antivirus Scanning: Use a reputable antivirus or anti-malware software to scan “avastui.exe”. Consider scanning with multiple tools for a thorough check.
  2. Check File Source: Ensure the file was downloaded from a reputable website or the official software site. Be cautious with files received through emails or from unsecured websites.
  3. File Analysis Tools: Utilize online services like VirusTotal to analyze the file. These services use various antivirus tools to detect potential threats.
  4. Run A Scan With Fortect: Download and run a scan with the tool linked below.

Can You Delete or Remove avastui.exe?

Avoid removing safe executable files, as doing so may disrupt related applications. Consistently updating your software can prevent issues with file corruption. Make it a habit to check for updates to drivers and software regularly.

To verify the security of questionable files, employ a system diagnostic tool such as the one listed below. These tools can eradicate malware if deemed dangerous. In cases where the avastui.exe file is safe but needs deletion, utilize its uninstaller C:\Program Files\AVAST Software\Avast\aswRunDll.exe "C:\Program Files\AVAST Software\Avast\Setup\setiface.dll" RunSetup, or use the ‘Uninstall a Program’ feature found in the Windows Control Panel.

This guide provides step-by-step instructions on how to remove a program avast! Internet Security in Windows 8, 10, and 11.

Windows 8

  1. Access Control Panel: Right-click on the bottom left corner of the screen and select “Control Panel” from the menu.
  2. Open Programs and Features: Click on “Programs” and then “Programs and Features.”
  3. Uninstall the Program:
    1. Find “avast! Internet Security” in the list.
    2. Click on it to highlight, and then click on “Uninstall” at the top of the list.
    3. Follow the on-screen instructions to complete the uninstallation process.

Windows 10

  1. Open Settings: Click on the Start Menu and then the gear icon to open Settings.
  2. Go to Apps: Click on “Apps.”
  3. Uninstall the Program:
    1. Scroll down to find “avast! Internet Security” in the list of installed apps.
    2. Click on it and then select “Uninstall.”
    3. Confirm by clicking “Uninstall” again in the pop-up window.

Windows 11

  1. Access Settings: Right-click on the Start button and select “Settings.”
  2. Navigate to Apps: In the Settings window, click on “Apps” and then “Apps & features.”
  3. Remove the Program:
    1. Locate “avast! Internet Security” in the list of apps.
    2. Click on the three dots (ellipsis) next to the program name.
    3. Select “Uninstall” and follow the on-screen instructions to complete the process.

Note: The steps may vary slightly based on the specific version and updates of Windows.

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Common avastui.exe Errors

Here are some common ways that a avastui.exe related error may appear:

  • avastui.exe Program Error
  • avastui.exe is not a valid Win32 application
  • avastui.exe has encountered a problem and needs to close. We are sorry for the inconvenience
  • Cannot find avastui.exe
  • avastui.exe not found
  • Error starting program: avastui.exe
  • avastui.exe is not running
  • avastui.exe has stopped working
  • Faulting Application Path: avastui.exe

Common ways that these errors can occur:

  • Registry entry for avastui.exe is damaged or incorrect.
  • Infection by a virus or malware leading to corruption of the avastui.exe file or associated avast! Internet Security software files.
  • Deletion of files related to avastui.exe due to malicious software or accidental action.
  • Software conflicts involving avast! Internet Security, avastui.exe, or their shared components.
  • Faulty installation or download of the avast! Internet Security software avastui.exe.

Download or Reinstall avastui.exe

Downloading substitute exe files from external download websites is discouraged, as they could be infected with viruses or other harmful software. Should you require a new copy or reinstallation of avastui.exe, it is advisable to reinstall its primary associated software, avast! Internet Security, to ensure safety and authenticity.

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