File Extension Library

.WEBTEST File Extension

  • Developer by: Microsoft
  • Category: Developer Files
  • Format: XML

What is an .WEBTEST file?

.WEBTEST file extension is created by Microsoft. .WEBTEST has been classified as Developer Files. The format of .WEBTEST file is XML.

.WEBTEST is Visual Studio Web Test File

A WEBTEST file contains a web test used by Visual Studio, a software development tool for Windows programs and web applications. It stores HTTP requests that have been recorded by the Web Test Recorder in a browser session or manually built by the Web Test Editor in Visual Studio. WEBTEST files are used by developers to test the performance of a website before it is published.

Web tests are used by Visual Studio to simulate how a user would interact with a website. These tests are performed on websites that under development, not websites that are live.

WEBTEST files are typically created by Visual Studio but may also be created when exporting events from Fiddler, a web debugging proxy. You can open the WEBTEST file with the Web Test Editor tool, which is included with Visual Studio.

Common WEBTEST Filenames

WebTest1.webtest - Automatically generated when a Visual Studio project is created.

List of all softwares that can open the Visual Studio Web Test File
Microsoft Visual Studio 2017

How to Open .WEBTEST file on different platforms

Open .WEBTEST File on Windows

  • Right-click a .WEBTEST
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .WEBTEST file and Select check box "Always use this app to open .WEBTEST files" Press "Ok"

Open .WEBTEST File on Mac

  • Right-click (or Ctrl + Left-click) the .WEBTEST file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .WEBTEST File on Linux

Right click on the .WEBTEST file, choose "Open with" and select a program from the list above

Open .WEBTEST File on iPhone

Select a file. If you don't see an application to open the .WEBTEST file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .WEBTEST File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .WEBTEST files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .WEBTEST files

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