Windows Application Driver (WinAppDriver) With C# – Devstringx

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Windows Application Driver (WinAppDriver) With C# – Devstringx

What Is Windows Application Driver (WinAppDriver)?

WinAppDriver is a service to support Selenium-like UI Test Automation on Windows Applications. This service supports testing Universal Windows Platform (UWP), Windows Forms (WinForms), Windows Presentation Foundation (WPF), and Classic Windows apps on Windows 10 PC.

How to Install & Run WinAppDriver?

Winappdrvier Window setting

Open WinAppDriver.exe from the installation directory (C:\Program Files (x86)\Windows Application Driver)

Installation directory in WinAppDriver

After That, WinAppDriver will be running on the test machine listening to requests on the default IP address and port (

Driver listening for request

Now you are ready to run any of your Tests Scripts.

Read Also:- Automated Testing Tools for Web Applications

Required Packages in Project’s Solutions

We need to add packages ‘Microsoft.WinAppDriver.Appium.WebDriver’ in the current solution from the Nugget as below I have attached the screenshot of the packages.

WinAppDriver webdriver Appium

How to Inspect Elements on Windows Application?

First, we need to Download the Win SDK file from

Download Win SDK file

By using ‘inspect.exe’ we can inspect the element present in the Windows application

windows application



<?xml version="1.0" encoding="utf-8"?>



            <Parameter name="AppId" value="C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE"/>

            <Parameter name="sessionSingletonUrl" value=""/> //When open WinAppDriver You will get this value.




using NUnit.Framework;
using OpenQA.Selenium.Appium.Windows;
using OpenQA.Selenium.Remote;
using System;
using System.Threading;

namespace WinAppDriver
    internal class OutlookDemo
        private static WindowsDriver<WindowsElement> session;

        public void OpenOutlook() {

            DesiredCapabilities appCapabilities = new DesiredCapabilities();
            appCapabilities.SetCapability("app", TestContext.Parameters["AppId"]);    //Getting AppId from test.runsettings. 
            session = new WindowsDriver<WindowsElement>(new Uri(TestContext.Parameters["sessionSingletonUrl"]), appCapabilities);// Getting sessionSingletonUrl  from test.runsettings
            session.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(15);
            session.FindElementByName("Send / Receive").Click();

NOTE: Before executing this script you need to select settings to your current project and WinAppDriver c# should be open.

test run setting

Windows Application Driver (WinAppDriver) Pros

This is an open-source tool. It uses the web driver protocol. It’s free and developed by Microsoft. WinAppDriver can integrate with Selenium and Appium projects in the C# language.


WinAppDriver is a very easy-to-use free tool and it is the best option for Automation on Windows applications rather than a paid one, which is easy to integrate and implement with existing automation projects.

To read more software testing-related articles and information from us here at Devstringx, kindly check out our other software testing-related blog.

Frequently Asked Questions

Configuring and Installing WinAppDriver

  • Go to the Windows application driver download Settings and select Developer Mode from the Developer menu.
  • Download Windows Application Driver (WinAppDriver) installer.
  • Download the .msi file and install it on your system.
  • Install and run WinAppDriver
  • Run the installer on your Windows 10 computer to install and test the application you want to test on this computer.
  • Enable Developer Mode in Windows Settings.
  • Run WinAppDriver.exe from the installation directory (for example, C:\Program Files (x86)\Windows Application Driver).

WinAppDriver is a free tool (the code for WinAppDriver is not currently open source, but the FAQ says they are considering an option to make it open source). Supported on computers running WinAppDriver Windows 11 (Home and Professional edition) and Microsoft Winappdriver Server 2021 operating system, it supports all Windows applications based on Windows Forms (WinForms).

Winium is an open-source test automation framework for testing WPF and WinForms applications. Like WinAppDriver, Winium is also based on the WebDriver protocol. On the other hand, Winium is not comparable to WinAppDriver in several respects.


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