.ASAX File Extension

File Type:
ASP.NET Server Application File

Having trouble opening .asax extension? Don't panic! This page explains what asax files are as well as suggests programs you may use to open asax files. You can download these programs through this page.

What is an ASAX file?

Asax file extension has ASP.NET Server Application file type, developed by Microsoft, which is associated with the "web files" category.

Commonly used by ASP.NET Web apps, the file provides program code, which is required for responding to application-level events caused by ASP.NET.

The file is also essential for managing events during initialization or shutdown of the application. It is as well used for processing global errors and exceptions.

To learn how you can open the given file, read the information below.

asax file icon
File Type:
ASP.NET Server Application File
Web Files

How to open ASAX file?

Double click the asax file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .asax extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the asax extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the asax file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open ASAX files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the asax file as well. Download Universal File Viewer for your OS.

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