devices · Quad Cortex · reference · CorOS release history
CorOS release history
check here whether a missing feature is a bug or old firmware. Several things this guide describes do not exist on older releases.
- CorOS 4.0.1Current4 Mar 2026
- Maintenance release. The version this guide is checked against.
- CorOS 4.0.021 Jan 2026
- Three new reverbs: Nordic Concert Hall, Studio Plate 70 and Blossom.
- Phase Doctor, a phase-alignment utility.
- Custom device naming.
- Hold Timing menu—set the hold threshold between 500 ms and 1 s.
- Gig View reachable from the footswitches, not just the swipe.
- Version numbers aligned with Cortex Control.
- Support for the Quad Cortex mini.
- CorOS 3.3.115 Dec 2025
- Maintenance release.
- CorOS 3.3.026 Nov 2025
- Neural Capture V2.
- 29 new devices.
- CorOS 3.2.120 Aug 2025
- Maintenance release.
- CorOS 3.2.07 Aug 2025
- Feature release.
- CorOS 3.1.115 May 2025
- Maintenance release.
- CorOS 3.1.028 Nov 2024
- ESS codec support.
- CorOS 3.0.111 Sept 2024
- Maintenance release.
- CorOS 3.0.030 Jul 2024
- Neural DSP plugins on the hardware.
- Cortex Control, the desktop editor.