![Getting Started with Arduino – Beginner's Tutorial to Open-Source Hardware Prototyping with Arduino Uno - CIRCUITSTATE Electronics Getting Started with Arduino – Beginner's Tutorial to Open-Source Hardware Prototyping with Arduino Uno - CIRCUITSTATE Electronics](https://circuitstate.com/wp-content/uploads/2022/04/Getting-Started-with-Arduino-Open-Source-Electronics-Prototyping-Platform-Arduino-UNO-CIRCUITSTATE-Electronics-Featured-Image-01-2.jpg)
Getting Started with Arduino – Beginner's Tutorial to Open-Source Hardware Prototyping with Arduino Uno - CIRCUITSTATE Electronics
![SOLVED!!!) Arduino Uno with ESP8266 not working over COM3 - Networking, Protocols, and Devices - Arduino Forum SOLVED!!!) Arduino Uno with ESP8266 not working over COM3 - Networking, Protocols, and Devices - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/f/5/a/f5a8039be81ac25e29008a7f627b2a87cfbc6013.jpeg)
SOLVED!!!) Arduino Uno with ESP8266 not working over COM3 - Networking, Protocols, and Devices - Arduino Forum
![Can see Arduino on COM3 in Device manager but COM3 Not available under port menu - Installation & Troubleshooting - Arduino Forum Can see Arduino on COM3 in Device manager but COM3 Not available under port menu - Installation & Troubleshooting - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/a/d/4/ad4578e94a4840b1d63bb448e6759cf80ec742c0.png)
Can see Arduino on COM3 in Device manager but COM3 Not available under port menu - Installation & Troubleshooting - Arduino Forum
![How to fix: Serial Port 'COM3' not found. | Electronics Forum (Circuits, Projects and Microcontrollers) How to fix: Serial Port 'COM3' not found. | Electronics Forum (Circuits, Projects and Microcontrollers)](https://www.electro-tech-online.com/data/avatars/l/253/253319.jpg?1405386730)