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Arduino & IoT Academy · Lesson

Host a Web Update Page

Upload firmware from a browser form.

Update From a Browser

Sometimes you want to flash a device without the Arduino IDE at all. A web update page lets anyone upload firmware from a browser.

The Board Becomes a Server

Your ESP32 runs a tiny web server that serves an upload form, so a phone or laptop can send it a new binary.

All lessons in this course

  1. Why OTA Matters in the Field
  2. Enable ArduinoOTA
  3. Host a Web Update Page
  4. Roll Back a Bad Update
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