Devices / Makers & open firmware / IronOS Soldering Iron firmware

IronOS Soldering Iron firmware

Name: IronOS Soldering Iron firmware
Author: IronOS

current

The IronOS Soldering Iron firmware is tracked under makers & open firmware. Its latest firmware, 2.23, shipped on Aug 31, 2025.

Latest firmware: 2.23
Released: Aug 31, 2025
Category: Makers & open firmware
Last checked: Oct 22, 2026

How to update the IronOS Soldering Iron firmware

Open update page ↗

Read the release notes first — firmware changes can require re-doing your config or calibration.
Use the project's own installer where it has one: a web flasher over USB, or an over-the-air update in its web UI.
Otherwise build or download the binary for your exact board from the releases page — the wrong board file will not boot.
Keep the previous firmware image and your config backed up so you can roll back.

Always download firmware from the manufacturer or project itself. Firmwarely links out; it never hosts firmware.

What changed

High level changes: Miniware I2C changed to bit-bang for improved compatibility with newer devices with STM32 clone IC's Looping Boot Logo option (loops until button press) More fixes for GD32 clones with Miniware devices Bluetooth BLE is off by default (security) Large internal code refactoring to…

Manufacturer release notes ↗

Version history

2.23	Aug 31, 2025

FAQ

What is the latest firmware for the IronOS Soldering Iron firmware?

Version 2.23, released Aug 31, 2025. This page is refreshed every hour from the manufacturer's release page.

How do I update the IronOS Soldering Iron firmware?

See the step-by-step above. Follow the project's release page for the flashing or OTA procedure. Many maker devices update from a web installer or the project's desktop app.

How does Firmwarely know when there's a new version?

Every hour we read the manufacturer's official release page for the IronOS Soldering Iron firmware and record the version, date and changelog. Subscribers watching this device get an email when it changes: the next morning on Pro, in the Monday roundup on the free plan.

Is this an official IronOS page?

No. Firmwarely is independent. Device and brand names belong to their manufacturers; always download firmware from the official source.