using OpenQA.Selenium.Edge;
using HttpWatch;
...
// Make sure the HttpWatch extension is enabled in the Selenium Edge session by referencing the CRX file
// e.g. C:\Program Files (x86)\HttpWatch\HttpWatchForEdge.crx
// The HttpWatchCRXFile property returns the installed location of the CRX file
var options = new EdgeOptions();
options.AddExtension(control.Edge.HttpWatchCRXFile);
// Start the Edge browser session
var driver = new EdgeDriver(options);