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Befaco MIDI Thing V2 firmware

Befaco active Device launched 2023
controller eurorack
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Latest firmware

1.2.1
released 28 Jan 2025
Download firmware from github.com · needs Teensy Loader
Updater
Teensy Loader
Manual
User manual (PDF)

What's new in 1.2.1

Changes/Fixes: - Several cosmetic fixes. - MIDI IN is now forwarded to MIDI OUT by default. - LFO now goes down to 0.01Hz

Last checked 4 Oct 2026

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  • An alert the day a new MIDI Thing V2 firmware ships, by email, Telegram or push
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Befaco MIDI Thing V2 manual & official pages

How to update the Befaco MIDI Thing V2

Old saves will most likely not work after an update: wipe your saves before updating. 1. Download the zip from the GitHub release linked above and unzip it to get the hex file. 2. Install Teensy Loader from pjrc.com (TyTools also works). 3. Connect the module's USB device port to your computer. 4. Open Teensy Loader, load the hex file and press the button on the Teensy at the back of the module if the app asks. The installed version is shown on the splash screen when the module powers on.

What you need

Teensy Loader — the software Befaco uses to load firmware onto the Befaco MIDI Thing V2. Download links below.

Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.

Drivers & software for the Befaco MIDI Thing V2

The Befaco MIDI Thing V2 is updated with Teensy Loader, published by Befaco.

Download Teensy Loader from Befacoopens in a new tab — pjrc.com

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Befaco MIDI Thing V2 firmware update history

Changelogs summarised from the manufacturer's release notes.

1.2.128 Jan 2025

Release notes for this version are listed above.

Release notesopens in a new tab — github.com

Befaco MIDI Thing V2 firmware FAQ

What is the latest firmware for the Befaco MIDI Thing V2?

The latest firmware for the Befaco MIDI Thing V2 is version 1.2.1, released on 28 Jan 2025. FW//RADAR last checked Befaco's official page on 4 Oct 2026.

How do I update the Befaco MIDI Thing V2?

Old saves will most likely not work after an update: wipe your saves before updating. 1. Full instructions on Befaco's official firmware page.

What software do I need to update the Befaco MIDI Thing V2?

You need Teensy Loader, available from pjrc.com.

Where can I download Befaco MIDI Thing V2 firmware and drivers?

Directly from Befaco's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →

Where can I find the Befaco MIDI Thing V2 manual?

The official Befaco user manual is a PDF hosted on befaco.org. Befaco MIDI Thing V2 user manual (PDF) →

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