OXI Instruments OXI One MKII
🔔 Never miss a firmware update
Get notified when OXI Instruments releases new firmware for the OXI Instruments OXI One MKII — by email, Telegram, or app notifications.
One notification per release. No spam, no newsletter. Track your whole rig too.
Current Firmware
2.2.2
Download the OXI App from oxiinstruments.com/support, connect the OXI One MKII, and use the app to check for and install firmware updates. An option to install from a local file is also available for downgrades.
Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.
Firmware pageopens in a new tab — github.comFirmware History
Changelogs summarised from the manufacturer's release notes.
2.2.2
2026-07-21
2.2.2
- Fix: SAGA sequences now restarts from the first stage on pattern change (with global/launch quantization active).
- Fix external clock being echoed to outputs while on internal sync (no more double clock via MIDI Thru).
Release notesopens in a new tab — github.com
2.2.1
2026-06-14
2.2.1
- Fix: apply inversions to chords from palette
- Fix: fix response of PERF looper in Multitrack mode
2.2.0
- NEW: implement instant user-chord trigger from PERF (CHORD + POLY)
- Fix: gate GEN/RAND mod LED refresh to selected seq
Release notesopens in a new tab — github.com
2.2.0
2026-06-09
Please BACK UP your PROJECTS BEFORE updating from 0.19.0 or lower !!
Also take note of your installed INSTRUMENT DEFINITIONS, they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
New Chord Palette for chord mode
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
2.2.0
- NEW: implement instant user-chord trigger from PERF (CHORD + POLY)
- Fix: gate GEN/RAND mod LED refresh to selected seq
- Fix pick & place clobbered by PERF user chord in chord mode
Release notesopens in a new tab — github.com
2.1.4
2026-06-02
2.1.4
- Fix base notes from being hidden in classic when opening chord palette
- Fix patterns not properly loaded on project load after coming from a empty one
Release notesopens in a new tab — github.com
2.1.2
2026-06-01
Please BACK UP your PROJECTS BEFORE updating from 0.19.0 or lower !!
Also take note of your installed INSTRUMENT DEFINITIONS, they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
New Chord Palette for chord mode
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
_______________________________
2.1.0
- New: TIED steps in SAGA and DOMINO
- New: Seq-to-seq paste modes. Notes-only (short press) vs Full Paste (long press)
- Fix: MK1 project import
- Fix REC countdown
- Fix: Global vel/gate/repeat edit applies to the correct length of the respective parameter
- Fix NO_SYNC launch: snap to seq division so first tied step isn't truncated
- Fix Reset step in SAGA and DOMINO clears note information as well
- Fix: copy-step gesture must not toggle the step
2.1.2
- Fix DOMINO step copy/paste steps
- Fix transport bar alignment when switching Multi patterns with variable direction and track lengths
- Fix CHORD step recording
- Fix user grooves init not loading more than 8
Release notesopens in a new tab — github.com
2.0.7
2026-05-26
Please BACK UP your PROJECTS BEFORE updating from 0.19.0 or lower !!
Also take note of your installed INSTRUMENT DEFINITIONS, they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
New Chord Palette for chord mode
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
Plenty of fixes and improvements
2.0.4: Fix patterns being cleared. Empty-pattern detection rewritten.
2.0.6: Fix midi load not showing up in project menu. Fix reset step octave. Improvements to GEN. Fix recording from Chord palette.
2.0.7: CHORD palette: play suggestions at last-chord octave. Properly load all project patterns when reloading a project.
Release notesopens in a new tab — github.com
2.0.4
2026-05-21
Please BACK UP your PROJECTS BEFORE updating!!
Also take note of your installed INSTRUMENT DEFINITIONS, they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
New Chord Palette for chord mode
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
Plenty of fixes and improvements
2.0.3
- DOMINO / SAGA: held step/stage keeps its chord on the inline keyboard, ignoring transport feedback.
- DOMINO / SAGA: MOD lanes now persist per pattern (previously leaked between slots and lost on power cycle).
- Templates: loading a template now saves reliably; copy/paste no longer rejected.
- Cross-project pattern load: now persisted on next save (was silently dropped in some cases).
- DOMINO / SAGA: CV/Gate now dispatched per chord voice (up to 4), matching MIDI output.
- DOMINO / SAGA: held notes released on octave shift and UI mode exit (no more stuck notes).
- DOMINO: init/end pads clamped so init <= end.
- LOOP UI disabled in DOMINO / SAGA / MIDI_PLAYER.
2.0.4
- Fix patterns being cleared. Empty-pattern detection rewritten.
- Fixed wrong index in cross-project pattern load (was reading the wrong slot header).
Release notesopens in a new tab — github.com
2.0.1
2026-05-15
Please BACK UP your PROJECTS BEFORE updating!!
Also take note of your installed INSTRUMENT DEFINITIONS, they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
New Chord Palette for chord mode
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
Plenty of fixes and improvements
2.0.1 corrections:
- Fix arranger transport
- Fix SAGA stages color
- Disable Page buttons in SAGA and DOMINO
- Fix accumulator drift in POLY
- Other fixes and improvements
Release notesopens in a new tab — github.com
2.0
2026-05-07
Please MAKE sure to BACK UP your projects BEFORE UPDATE!!
Also take note of your installed INSTRUMENT DEFINITIONS — they will be cleared.
What's New:
Three new sequencer modes:
- SAGA — Stage poly sequencer
- DOMINO — Trigger Advance poly sequencer
- MIDI Player
Completely reworked Chord Palette (Chord Cruiser)
MIDI capture
Keyboard chord recognition
Independent parameter transport (velocity / gate / repeat) for MONO, CHORD and MULTITRACK modes
MIDI channel multiplexing
Plenty of fixes and improvements
Release notesopens in a new tab — github.com
0.19.7
2026-01-19
OXI One MKII v0.19.7 (released 2026-01-19). NEW: Groove length parameter. NEW: Project master scale and root. NEW: Accumulator for Poly mode — works per step with the ability to exclude individual notes by locking them. Improve: multiple step edit. Improve: Instrument definition import by ignoring unsupported parameters like NRPN. Fix: Load project from SD card. Fixes and improvements in PERF usage.
Release notesopens in a new tab — github.com
FAQ
What is the latest firmware for the OXI Instruments OXI One MKII?
The latest firmware for the OXI Instruments OXI One MKII is version 2.2.2, released on 2026-07-21. FW//RADAR checks the manufacturer's official sources for new releases.
Where can I download OXI Instruments OXI One MKII firmware?
Directly from OXI Instruments's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →
Manufacturer page →opens in a new tab — oxiinstruments.com
Manual →opens in a new tab — drive.google.com
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