![How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables](https://content.instructables.com/ORIG/FDR/OS1H/IEY3A3PG/FDROS1HIEY3A3PG.jpg?auto=webp&fit=bounds&frame=1&height=1024&width=1024auto=webp&frame=1&height=150)
How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables
![Upgrading Firmware of the Arduino Due Programming Port 16U2 | Arduino Documentation | Arduino Documentation Upgrading Firmware of the Arduino Due Programming Port 16U2 | Arduino Documentation | Arduino Documentation](https://docs.arduino.cc/static/b0954948453afc419f965d18135f0357/2d18b/Due16U2UpgradeSPI.jpg)
Upgrading Firmware of the Arduino Due Programming Port 16U2 | Arduino Documentation | Arduino Documentation
![How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables](https://content.instructables.com/ORIG/FQJ/ZMSL/KTH8A4DP/FQJZMSLKTH8A4DP.jpg?auto=webp&crop=1%3A1&frame=1&width=320)
How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables
![Updating the Atmega8U2 and 16U2 on an Uno or Mega2560 Using DFU | Arduino Documentation | Arduino Documentation Updating the Atmega8U2 and 16U2 on an Uno or Mega2560 Using DFU | Arduino Documentation | Arduino Documentation](https://docs.arduino.cc/static/839844facc52bdd7f609eb22c0d428bf/53639/Uno-front-DFU-reset.png)
Updating the Atmega8U2 and 16U2 on an Uno or Mega2560 Using DFU | Arduino Documentation | Arduino Documentation
![Updating the Atmega8U2 and 16U2 on an Uno or Mega2560 Using DFU | Arduino Documentation | Arduino Documentation Updating the Atmega8U2 and 16U2 on an Uno or Mega2560 Using DFU | Arduino Documentation | Arduino Documentation](https://docs.arduino.cc/static/2aefff3cac633c420a34f8c3f8ccb92a/6af66/Uno-back-DFU-resistor.png)