Opening an ASWS File

The ASWS file type is primarily associated with avast! Antivirus.

ASWSFile Extension ASWS
File extension: ASWS
File type:  Skin

What is an ASWS file?

ASWS files mostly belong to avast! Antivirus by ALWIL Software. Use our "Online ASWS Text Viewer" below to analyze your ASWS file and to see all text it contains.

How can I open an ASWS file?

You need a suitable software like avast! Antivirus to open an ASWS file. You need a suitable software like avast! Antivirus from ALWIL Software to open an ASWS file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your ASWS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ASWS file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ASWS Text Viewer

Choose your .asws file to analyze

Read our privacy guarantee in Filext’s terms and privacy policy

Please allow ads on our site

This helps us keep our servers running. Then re-upload your file to view it.

Click here to see how to disable the ad blocker for filext.com

What to Do When a .ASWS File Fails to Open

A .ASWS file may originate from various applications and isn't universally openable by standard programs.

  1. Identify the Source: If downloaded from an antivirus customization forum, it's likely an avast! Antivirus Skin. If received from a developer, it might be a proprietary project file.
  2. Check the Header: Open the file in a hex viewer or text editor to inspect the first few bytes:
    • "PK" indicates a standard ZIP archive (common for skins).
    • Readable XML/JSON suggests a configuration file.
  3. Use the Original Software: The original program is usually required; try avast! Antivirus by ALWIL Software, an archive extractor, or ask the sender if unsure.
  4. Use this Webpage: Drag and drop your .ASWS file onto this page to detect its format, extract metadata, and preview.

Technical Data for ASWS File Extension

Program ID:
aswsfile
Related files:
Mime type:
application/avast-asws

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: aswsfile
EXEFile: %ProgramFiles%\Alwil Software\Avast4\ashSimpl.exe %1

ProgramID: aswsfile
EXEFile: %ProgramFiles%\Avast!\ashSimpl.exe %1

ProgramID: aswsfile
EXEFile: %ProgramFiles%\Avast4\ashSimpl.exe %1


an asws Skin is a special file format by ALWIL Software and should only be edited and saved with the appropriate software.

How to solve problems with ASWS files

  • Associate the ASWS file extension with the correct application.
  • Update your software that should actually open skins. Because only the current version supports the latest ASWS file format. Search, therefore, e.g. on the ALWIL Software manufacturer website after an available avast! Antivirus update.
  • To make sure that your ASWS file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .ASWS file online - secure, fast, and no downloads needed.
Drop here
View another file
ASWS file viewer ASWS file description