Conductive Labs MRCC 880 firmware

Latest firmware: 1.1.095

1.1.095released 10 Sep 2025

What's new in 1.1.095

Version 1.1.095 (September 10, 2025) - Routes per patch increased from 50 to 255; route counter added to Activity screen (turns red at max) - MIDI Control Port setting now saves correctly for ports P07–P12 (previously reverted to "-" on power cycle) - Enhancements to MIDI buffering and SysEx message handling - Multiple MRCCs now recognized as unique devices by Windows when each has a unique name (set on Settings page 4/4) - USB MIDI Virtual port names (Port 01, Port 02, etc.) now appear as child devices of the MRCC device - "PC Name" setting reworked to prevent race condition causing original name to reappear - NOTE: This release changes the format of the MRCC USB Device name — old names must be cleared from OS (DAW, macOS Audio MIDI settings)

Last checked 14 Sep 2026

Download 1.1.095 from Conductive Labsopens in a new tab — conductivelabs.com

How to update the Conductive Labs MRCC 880

Download the firmware ZIP from conductivelabs.com/download/mrcc-firmware-update/, extract the .hex file. Install Teensy Loader from pjrc.com/teensy/. Connect the MRCC's USB-B (PC) port to your computer. Open the .hex file in Teensy Loader, click the green Auto button, then press the recessed FW button on the right end cap with a pen or paperclip. Programming takes ~3 seconds; MRCC restarts automatically. After updating to v1.1.095 or later, clear old MRCC USB device names from your DAW and OS.

What you need

Teensy Loader — the software Conductive Labs uses to load firmware onto the Conductive Labs MRCC 880. 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 Conductive Labs MRCC 880

The Conductive Labs MRCC 880 is updated with Teensy Loader, published by Conductive Labs.

Download Teensy Loader from Conductive Labsopens in a new tab — conductivelabs.com

Get Conductive Labs MRCC 880 firmware alerts

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Conductive Labs MRCC 880 firmware update history

Changelogs summarised from the manufacturer's release notes.

1.1.09510 Sep 2025

Release notes for this version are listed above.

Release notesopens in a new tab — conductivelabs.com

Conductive Labs MRCC 880 manual & official pages

Conductive Labs MRCC 880 firmware FAQ

What is the latest firmware for the Conductive Labs MRCC 880?

The latest firmware for the Conductive Labs MRCC 880 is version 1.1.095, released on 10 Sep 2025. FW//RADAR last checked Conductive Labs's official page on 14 Sep 2026.

How do I update the Conductive Labs MRCC 880?

Download the firmware ZIP from conductivelabs.com/download/mrcc-firmware-update/, extract the .hex file. Install Teensy Loader from pjrc.com/teensy/. Full instructions on Conductive Labs's official firmware page.

What software do I need to update the Conductive Labs MRCC 880?

You need Teensy Loader, available from Conductive Labs's support site.

Where can I download Conductive Labs MRCC 880 firmware and drivers?

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

Where can I find the Conductive Labs MRCC 880 manual?

The official Conductive Labs user manual is a PDF hosted on conductivelabs.com. Conductive Labs MRCC 880 user manual (PDF) →