Discover the latest features and improvements in Selenium 4 with this informative conference talk from TestJS Summit 2021. Learn how the W3C standardization of Selenium WebDriver impacts your tests and explore new capabilities you can immediately implement. Gain insights from David Burns, a Core Contributor to Selenium, as he demonstrates accessing sites protected by basic authentication, identifying DOM mutations, capturing JavaScript errors and console messages in real-time, and utilizing new Print and Window APIs to enhance your testing processes. Explore topics such as Relative Locators, New Windows, Printing Pages, Basic Authentication, Mutations, Exception Listeners, Network Intercepts, and Selenium Grid. Enhance your understanding of Selenium 4 and learn how to leverage its new features to improve your automated testing workflows.