How to Program / Upload Code to ESP32-CAM AI-Thinker (Arduino IDE)
https://randomnerdtutorials.com/program-upload-code-esp32-cam/
ESP32-CAM Take Photo and Display in Web Server:
https://randomnerdtutorials.com/esp32-cam-take-photo-display-web-server/
Note: After programmed, please disconnect the cable between GPIO 0 and GND
Then you will see the print information once you open the serial monitor window
ESP32-CAM Troubleshooting Guide: Most Common Problems Fixed:
https://randomnerdtutorials.com/esp32-cam-troubleshooting-guide/
ESP32 projects:
https://randomnerdtutorials.com/projects-esp32-cam/