Leo didn’t need to change anything in Chrome. He needed to tell his computer’s firewall to trust Chrome again.
However, I can tell you a short, good story that illustrates how someone might think they need to change firewall settings for Chrome—and then walk you through the actual steps. how do i change my firewall settings on google chrome
“Strange,” he muttered. The site worked on his phone, but not on his laptop. He cleared his cache, disabled extensions, and even restarted Chrome. Nothing. Leo didn’t need to change anything in Chrome
Changing your firewall settings isn't something you do inside Google Chrome itself. Chrome doesn't have its own built-in firewall; instead, it relies on your computer's operating system (Windows, macOS, or Linux) and any third-party security software you're using. “Strange,” he muttered
Chrome doesn’t control the firewall; the firewall controls Chrome. You change firewall settings in your OS or security software—not in the browser itself.