File Extension Library


.ASMX File Extension

  • Developer by: Microsoft
  • Category: Web Files

What are .ASMX files and how to open them?

Can't open .ASMX file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .ASMX file.

What is a .ASMX file extension?

.ASMX file extension is created by Microsoft. .ASMX has been classified as Web Files.

.ASMX is ASP.NET Web Service File

Defines Web services called by an Active Server Page (.ASP file); automatically compiled by ASP.NET when a request to the service is made; can be accessed over the Internet or from a local network.

ASMX files begin with the ASP.NET directive "WebService," followed by the "Language" parameter. This is used to set the programming language to Visual Basic, C#, or JScript. They can be run using a Windows-based Web server with the .NET framework.

List of all softwares that can open the ASP.NET Web Service File
Windows
Microsoft Visual Web Developer
Microsoft Visual Studio 2017

How to fix problems with .ASMX files

  1. You need to update the application that you normally use to open .ASMX files. Only the latest version of the software supports the current .ASMX file format
  2. You need to check the .ASMX file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)