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Teenage Engineering EP-40 firmware

Teenage Engineering active Device launched 2025
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Latest firmware

2.5.1
released 3 Jul 2026

What's new in 2.5.1

fix: note-on velocity did not work for samples. fix: crash when cropping long samples. fix: GROUP+PAD shortcut broken in TEMPO. fix: choppy USB audio when streaming from Android devices (e.g. Pixel 9).

Last checked 27 Oct 2026

Release notes on teenage.engineering ↗

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How to update the Teenage Engineering EP-40

Connect the EP-40 to your computer by USB and open the TE update utility (teenage.engineering/apps/update) in a browser with Web MIDI enabled. It installs the OS updates listed on the EP-40 downloads page ("update now").

What you need

TE update utility — the software Teenage Engineering uses to load firmware onto the Teenage Engineering EP-40. 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 Teenage Engineering EP-40

The Teenage Engineering EP-40 is updated with TE update utility, published by Teenage Engineering.

Download TE update utility from Teenage Engineeringopens in a new tab — teenage.engineering

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Teenage Engineering EP-40 firmware update history

4 releases since Nov 2025, roughly one every 3 months.

Changelogs summarised from the manufacturer's release notes.

Version 2.5.1 — 3 Jul 2026

Release notes for this version are listed above.

Release notesopens in a new tab — teenage.engineering

Version 2.5.0 — 24 Jun 2026

no headphone jack? no problem! now you can use USB audio with any class compliant USB audio host to connect your riddim straight in and send audio in and out of your phone or computer. riddim supports stereo audio in, as both a sample source and an audio source. as well as usb audio out, to record sound directly into your DAW, or any other class compliant device. just plug riddim into your phone or computer and select it as an input or output, or both! selpmas esrever nac uoy won! reversing samples is a great way to bring life back to your existing sample library and discover new textures. to reverse a sample, add it to a pad then press (shiftR) + (soundR) to open (soundR)(edit), press (plus) until you reach “tim”. rotate the (knobx) knob until “rev” shows on the display. play the sample again and it will be reversed. now you can go back to (mainR) and make a beat with it. add character and use less storage by lowering the recording sample rate. you can change the sample rate in system settings. press (shiftR) and (eraseR) to open (system) settings. press (plus) until you reach “smp” press (enter) and then “rec” will show on the screen. press (enter) again, then use (minus) and (plus) to select between lo, mid and hi sample rates. lo is 26,250khz - which is very lo-fi. mid is 32,000khz - which adds some charater. hi is the standard 46,875khz - which is the standard quality on riddim. if you want any other sample rates you can import samples at any sample rate directly onto riddim using the ep-sample-tool. 20 seconds not enough? now you can record mono samples up to 40 seconds long. just switch the sample type to mono and the sample time will adjust up to 40 seconds, perfect for extra long samples. to record a mono sample: press (sample), then press choose a mono source with (minus) and (plus) and hold a pad to record the sample to that pad. [...]
Release notesopens in a new tab — teenage.engineering

Version 1.0.5 — 3 Dec 2025

- increased the usable sample space from 120 MB to 122 MB - changed SYNC OUT to generate continuous clock - improved audio stability to reduce glitches - fixed: crashes and stability problems related to disk access - fixed: stereo icon (right speaker) did not show - fixed: various UI, looping and MIDI/SYNC fixes

Version 1.0.4 — 4 Nov 2025

- essential improvements for your new device. includes important fixes for live mode, sample storage and overall reliability

Tracked in 1 rig on FW//RADAR.

Teenage Engineering EP-40 firmware FAQ

What is the latest firmware for the Teenage Engineering EP-40?

The latest firmware for the Teenage Engineering EP-40 is version 2.5.1, released on 3 Jul 2026. FW//RADAR last checked Teenage Engineering's official page on 27 Oct 2026.

How do I update the Teenage Engineering EP-40?

Connect the EP-40 to your computer by USB and open the TE update utility (teenage.engineering/apps/update) in a browser with Web MIDI enabled. It installs the OS updates listed on the EP-40 downloads page ("update now"). Full instructions on Teenage Engineering's official firmware page.

What software do I need to update the Teenage Engineering EP-40?

You need TE update utility, available from teenage.engineering.

Where can I download Teenage Engineering EP-40 firmware and drivers?

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

Where can I find the Teenage Engineering EP-40 manual?

The official Teenage Engineering user manual is published on teenage.engineering. Teenage Engineering EP-40 user manual →

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