Currently I built a script using seleniumbase. It works well, but due to the website policy, I had to use proxy. I purchased a premium proxy from oxylabs.io and generated this kind of endpoint: customer-{username}:{password}@pr.oxylabs.io:7777 And use it in my project, but not working. So I tested with this script, but still can't access: from seleniumbase import SB with SB(test=True, uc=True, proxy="customer-{username}:{password}@pr.oxylabs.io:7777") as sb: sb.open("https://www.whatismyip.com/") sb.sleep(5) This opens the browser but with an ERR_TUNNEL_CONNECTION_FAILED error: screenshot of the error in the browser Please let me know what's wrong in my proxy configuration. Continue reading...