driver = new ChromeDriver(); driver.Url = "http://demos.dojotoolkit.org/dijit/tests/test_Menu.html"; IWebElement element = driver.FindElement(By.XPath("//select[@aria-label='select']")); SelectElement select_elem = new SelectElement(element); /* Sleep for 4 seconds after page is displayed */ System.Threading.Thread.Sleep(4000); select_elem.DeselectByText("on IE6");