The M-Audio Fast Track C400 was, in its heyday, a powerhouse in the project studio realm. Offering 4x6 USB 2.0 audio interfacing, onboard DSP mixing, and composer-friendly features like the "Pro Tools SE" integration, it was a favorite for singer-songwriters and small bands. However, as Apple has aggressively pushed its macOS architecture forward—from Catalina’s 64-bit mandate to the Apple Silicon (M1/M2/M3) transition—the question on every owner’s mind has become increasingly urgent:

If you are running macOS Ventura or Sonoma, the legacy driver (often version 1.0.6 or 1.0.7) might refuse to install entirely because the OS doesn't recognize the developer signature.

Before downloading, click the Apple logo in the top-left corner of your screen and select Note your version number (e.g., macOS 12.0 Monterey).

Last updated: October 2025. This guide reflects the current availability of drivers for the M-Audio Fast Track C400 on macOS. All trademarks are property of their respective owners.

If the driver installed and the interface lights up, but you hear no sound in Logic Pro, GarageBand, or Ableton Live: