ESP8266 Firmware update

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  • 12 mins read

The ESP8266 is a popular Wi-Fi module used in many IoT projects. Keeping its firmware up-to-date ensures you have the latest features, security patches, and bug fixes. Updating the firmware might seem difficult, but it's quite straightforward once you understand the steps involved. In this article, we'll explore how to update the firmware of the ESP8266 module, a crucial task for maintaining optimal performance and security. This update process can be carried out either locally, using a USB connection, or remotely via cloud. We'll examine both methods to provide a comprehensive understanding of how to keep your ESP8266 up-to-date with the latest firmware version.


To better understand the ESP8266 and other modules mentioned in this guide, we suggest taking a look at the following articles:



1x ESP8266 module

$1.26 $1.01

Buy now


1x USB Serial adapter

$7.88 $0.98

Buy now


Resistors kit

$3.76 $3.26

Buy now


Dupont wires

$2.36 $1.86

Buy now



See releases here

Wiring schema

The wiring schema of the ESP-01 module starts with a description of its pinout, offering essential insights into the module's connections and functionalities.

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