⚡ Flashing ESP8266 with Tasmota, in 5 steps

Henri Rion -

In this tutorial, I will show you how I flashed an ESP8266 with Tasmota firmware.

Step 1: 📥 Download ESP Flasher & Tasmota

  • ESP Flasher: github repo, and download the appropriate version of ESP Flasher (no need to install)
  • Tasmota firmware: tasmota.bin.gz

Step 2: 🔌 Plug ESP8266 to your computer in Boot Mode

Plug the ESP8266's USB to your computer, while pressing the Flash button simultaneously.

ESP8266 Flash Button

Step 3: ⚡Flashing

  • Reload the Serial Port until you see your USB plug appearing
  • Browse the firmware Tasmota we downloaded locally in Step 1
  • Launch ESP-Flasher
ESP-Flasher Tool

This process could take up to 30 sec.

Once done, unplug, and replug the ESP8266 to the computer or any other source of power.

Step 4: 📡 WiFi Connection

  • Once relaunched, you should see a "Tasmota_XXX" WiFi appearing in your networks.
  • Connect your computer to the Tasmota WiFi
  • Connect your WiFi (SSID + Password)
  • Click Ok
  • Let the component restart

Step 5: 🔥 Tasmota Configuration

Configure MQTT Broker accordingly (host + port + login + password)