#132AdvancedPremium
ESP32 OTA Update — Wireless Firmware Installation (With LCD Screen)
In this project, you’ll learn how to upload new firmware to the ESP32 over Wi-Fi without a USB cable. Using the `ArduinoOTA` library, the ESP32 becomes visible on the network and is automatically listed as `bluegrays-ota` in the "Network port" tab of the Arduino IDE. The initial upload is done via USB, and all subsequent updates are wireless—a critical feature for field devices. The I2C LCD screen displays the Wi-Fi status, IP address, hostname, OTA upload percentage, and error messages in both
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