This is the official desktop editor for Windows and Mac. It provides a graphical interface to deep-dive into your amp's hidden parameters. You must download the version specific to your model (MkI, MkII, or Gen 3) from the Boss Support Page.
A "patch" (or LiveSet) is a pre-configured file (usually ending in ) that contains all amp and effect settings for a specific sound. Boss Katana Tone Studio - How To Import Tones (Mk 1 & 2) boss katana effects download
Downloading effects and patches for the Boss Katana series is the best way to unlock the amplifier's full potential, transforming it from a versatile practice amp into a professional-grade rig capable of recreating almost any guitar tone. This is the official desktop editor for Windows and Mac