ESP32 Q&A Forum › Category: ESP32 › ESP32 0 Vote Up Vote Down michael denton asked 4 years ago Progressing well but have stumbled at tunneling to Web. ngrok not recognized in command window. Was very careful to enter text correctly at command level …. ? Help me? 1 Answers 0 Vote Up Vote Down Rui Santos Staff answered 4 years ago Hello Michael, Which Operating System are you using? Did the ngrok installation completed successfully? What’s the exact error message that you see in your command prompt? Do you have your web server running and can you access it in your web browser? Thanks!