Using python I was able to control already opened chrome browser. previously i used to run chrome with below command "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 and in python from selenium import webdriver from selenium.webdriver.chrome.service import Service from selenium.webdriver.chrome.options import Options chrome_option = Options() service = Service() chrome_option.add_experimental_option("debuggerAddress", "localhost:9222") driver = webdriver.Chrome(service=service, options=chrome_option) url = "www.example.com" driver.get(url) But few days back code stopped working. Continue reading...