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Supercritical Synthesizers Redshift 6 firmware

Supercritical Synthesizers active Device launched 2024
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Latest firmware

1.7
released 24 Jun 2026
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What's new in 1.7

NEW FEATURES Math page Pitch bend is now a modulation source VintageChorus now has a wet level control New trigger source for per part note on and off Master tune setting Mono output choices for parts IMPROVEMENTS 5 new presets Pots are now a lot more responsive when turning them slowly Replace Amp:Volume with VCA Env Amount, move Volume to Parts, and rename Amp:Gain to Drone Don’t stop transport when loading preset Tap tempo is now more stable Rename Amount -> Via Amt in mod matrix Rename VCF:Key / Key Follow to Key Amt / Key Follow Amount, for clarity FIXES Reset modulation amount when quick assigner uses an empty row Rare crash when exiting Preset page without pressing Ok Rare crash when paraphony is reduced at the same instant as notes are played

Last checked 26 Oct 2026

Release notes on supercriticalsynthesizers.com ↗

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How to update the Supercritical Synthesizers Redshift 6

Download the updater for your OS (Linux, Mac, or Windows) from supercriticalsynthesizers.com/redshift6/. Connect the Redshift 6 via USB. Run the updater and follow the on-screen instructions. Do not power off during the update. A preset storage update message on first boot after flashing is normal.

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

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Supercritical Synthesizers Redshift 6 firmware update history

10 releases since Mar 2025, roughly one every 2 months.

Changelogs summarised from the manufacturer's release notes.

Version 1.7 — 24 Jun 2026

Release notes for this version are listed above.

Release notesopens in a new tab — supercriticalsynthesizers.com

Version 1.6.1 — 14 Apr 2026

Note: you might see a message “PRESET STORAGE UPDATED, PLEASE REBOOT” on startup: this is normal and should only appear once. FIXES Remove typo in preset SEQ-DIVIDING-SPACES and remove extra mod matrix row Playing very many notes via USB MIDI could crash the synth (Regression in 1.6) Recreate preset registry if it has been corrupted No presets should be lost when this happens Fix crash when PB Down on Part 6 is not default (regression in 1.6)

Version 1.6 — 30 Mar 2026

NEW FEATURES New Arp/Seq engine: Polyphonic Sequencer 32-step sequencer with 6-voice polyphony Macro page 8 global macros that can be used as modulation sources on any part Assign in the mod matrix or by holding the Macro button Hold Macro and press the arrow buttons to choose the macro to assign Perform and Clock pages now show transport state including song position Clock page now has transport controls Shortcuts: Hold Clock and press Ok for transport play/pause or Esc for transport stop IMPROVEMENTS Eight new presets Hold Macro, Vel or Voice button and press arrows to choose between modulation sources Drive is now a modulation destination Part + Arp/Seq shortcut now requires a double tap This was making part multi-edits awkward if you wanted to change something on the Arp/Seq page Envelope CCs now control the full range Engine can now be selected by pressing the Select knob FIXES Crash when receiving too many notes at once Rename X-Delay Sync values for consistency with LFO Disable unused keyboard buttons Amp & Math no longer do anything while internal keyboard is on Illuminate Clock when Shift is held Mute didn’t work for voices with non-zero VCA gain Note that parts are now muted immediately instead of letting the release stage play Small visual fixes & tweaks Edit CCs now work on the MPE master channel MIDI clock via DIN was dropping out every 7.8 seconds (regression in 1.5) Shift no longer continues blinking if preset is loaded while shift lock is on Enabling the internal keyboard now disables mod lock Portamento CC was not working Unify Separation parameter naming (it’s now called Separ everywhere)

Version 1.5 — 4 Dec 2025

NEW FEATURES Added engine selection interface Press Engine on any page with engines (currently FX & VCF) Or hold the Engine button and press the button for a page with engines New VCF engine: Mirror Twins New FX engine: Chorus+ New FX engine: Stage Reverb New FX engine: Vintage Chorus New FX engine: X-Delay Add Glide Mode to Perform page IMPROVEMENTS Added 14 new presets Reorder existing presets and added effects to most of them Double-tapping now toggles parts / FX / Arp on and off Hold one or more part buttons and press Arp/Seq to toggle it on/off for those parts Unify look of top/bottom panes and add visual dividers between elements Double-tap detection is now slightly less sensitive More stable BPM display Rename Choose to Select on all pages Only illuminate arrow buttons when they actually do something Mod matrix destinations now default to Off Make it easier to tell if ARP/SEQ & FX are enabled or not If MIDI clock is received over both USB and DIN, ignore the DIN clock Show env amount on VCF Env page Step Pitch & OSC 2 Tune by fifths & octaves when holding down the pot Adjust BPM faster when holding down the pot UI now runs faster overall FIXES Potential crash when arpeggiator was stealing notes Illuminate MIDI button when Shift is held Double-tapping a mod source now changes the mod lock instead of adding a via lock Reload did not work when starting from init preset Fix a timing issue that caused exaggerated pops on large pitch changes Don’t reset MPE pitch bend on note off Shift button no longer blinks while held Unused NRPN’s would get routed to the closest used NRPN Ignore global parameter NRPNs except on perform channel, instead of crashing Don’t crash when selecting Delete when there are no user presets Pots now start working quicker after bootup Get rid of spurious weird line on Preset page Voice mode couldn’t be set to Reserved in some instances Fix several edge cases with preset reloading Crash when scrolling to the end of the preset list [...]

Version 1.4 — 1 Oct 2025

NEW FEATURES MPE Settings page now has options for MPE Assign MPE Timbre (CC74) modulation by holding the MIDI button BREAKING: CC for Cutoff is now 79 (to avoid clash with MPE Timbre) New oscillator waveform variants that reset on incoming note Arpeggiator Envelopes now have a Reset parameter Defaults to Off for analog-style envelopes as before LFOs now have a Sample & Hold waveform Multi-part editing Quick edit Hold down one or more part buttons while turning a knob to adjust the parameter for all held parts All parameters will be set to the same value, i.e. the editing is absolute, not relative Latched edit Hold down a part button while selecting/deselecting others by tapping them Adjust parameters to edit all held & selected parts Let go of all held part buttons to exit multi-edit mode Tip: this is a great way to assign multiple parts to the same group Load individual parts from presets There’s a new control “Parts” on the Preset page By default it’s set to “All” which works as before Other options will load individual parts from the preset into the selected part For example, “3 -> 4” means “load part 3 from the preset into part 4” You change the first number (“source part”) by turning the top left knob You change the second number (“target part”) by choosing a part with the 1-6 buttons The result of this will be previewed as usual; press Ok to confirm If you want to load multiple individual parts, you need to press Ok after each one and re-enter the Preset page Enter single part load mode by holding a part button and tapping Presets Parts option defaults to loading part 1 instead of all parts Selected part doesn’t reset to 1 while scrolling presets IMPROVEMENTS New factory presets showcasing MPE, the arpeggiator and more Stepped pot response is slightly less overenthusiastic now Add grace period after releasing a parameter knob or Shift to prevent accidental edits Preset scrolling is a lot more responsive now [...]

Version 1.3.1 — 26 Jun 2025

FIXED Fix buttons sometimes getting stuck in very specific circumstances

Version 1.3 — 16 Jun 2025

ADDED Multitimbrality Multitimbral factory presets Preset preview: presets are automatically loaded while browsing Amp & VCF envelope ADSR controls now have CC numbers (see manual) Key page now has controls for Low/High key limits CHANGED Polyphony & Unison on Parts page now limit each other Parts page now shows how Paraphony is limited by Stack Trigger parameter is now on the Perform page Mod Matrix now scrolls to latest modulation assigned with quick assign controls Note tails are now cut when changing presets Change Character NRPN number because Reaper for example is sending 0, 0 to reset CC/NRPN (see manual) Disable Shift Lock when loading preset Parameter overlay logic tweaks Improve stepped knob response Visual tweaks FIXED Changing parameters with MIDI now makes preset show as modified Fix perfectly overlapping notes not retriggering Overlapping notes now work as expected Fix crash when modulating Character in the negative direction (and potentially other weird behaviour in modulations) NRPN compatibility fixes Fix buffer overflow when sending a lot of CC messages to the synth Clock setting was shown based on external clock on clock page, even when internal was selected Modulations were being applied to the last parameter modulated when turning a knob with no assigned parameter (such as when turning the top row of knobs on envelope pages)

Version 1.2.2 — 2 Jun 2025

FIXED Firmware update improvements

Version 1.2.1 — 8 Apr 2025

FIXED Fix occasional crash when sending CC/NRPN messages to the synth Firmware updater is now more robust especially on Mac

Version 1.2 — 31 Mar 2025

ADDED Clock that can be synced via MIDI LFO clock sync Tap tempo All parameters can now be controlled with NRPN and some with CC Velocity to Amp quick modulation on AMP page Mod lock Double-tap a mod source to latch mod assignment mode Hold a source and double-tap another one to latch mod + via assignment Tap the blinking source or via button or Esc to unlatch DCO keyfollow setting -400% to 400% on the KEY page Keyboard octave switching: Up/Down on Key page, or Shift + Up/Down anywhere Filter keyfollow snap to nominal 1:1, 2:1, 3:1 (these are not super accurate in self oscillation) 65 new presets by Gattobus, Starsky Carr and our team CHANGED New parameter adjustment logic Default is as previously, except adjustment is more responsive (much smaller “deadzone” when starting to move a knob) Holding shift now enables parameter fine tuning, allowing for much smaller adjustments (you can for example adjust tune by less than a cent) Double-tap Shift to latch fine tune mode, tap Shift or Esc to unlatch Parameter steps are now accessed by holding down a knob while turning Perform page now shows clock status and incoming MIDI Clarify a bunch of names around the UI LFO Reset Phase now has steps at 25%, 50% and 75% DCO Stack & Detune visualization now more accurately reflects what’s happening in the voice Short grace period after adjusting modulation to prevent accidentally changing the parameter Keyfollow now also follows pitch bend and portamento (might change behaviour of some presets) Minor visual tweaks and fixes FIXED LFO now sends reset signal also when it is externally reset itself Note that this may change presets where you have multiple LFO’s synced in sequence Reload preset now works correctly Multiple panel controls can now be adjusted simultaneously Bottom of Settings page no longer disappers after a parameter overlay is shown June Harp preset had Pitch -2 by accident [...]

Tracked in 2 rigs on FW//RADAR.

Supercritical Synthesizers Redshift 6 firmware FAQ

What is the latest firmware for the Supercritical Synthesizers Redshift 6?

The latest firmware for the Supercritical Synthesizers Redshift 6 is version 1.7, released on 24 Jun 2026. FW//RADAR last checked Supercritical Synthesizers's official page on 26 Oct 2026.

How do I update the Supercritical Synthesizers Redshift 6?

Download the updater for your OS (Linux, Mac, or Windows) from supercriticalsynthesizers.com/redshift6/. Connect the Redshift 6 via USB. Full instructions on Supercritical Synthesizers's official firmware page.

Where can I download Supercritical Synthesizers Redshift 6 firmware and drivers?

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

Where can I find the Supercritical Synthesizers Redshift 6 manual?

The official Supercritical Synthesizers user manual is a PDF hosted on supercriticalsynthesizers.com. Supercritical Synthesizers Redshift 6 user manual (PDF) →