Fractal Audio Systems USB Audio Driver v2.23.0 is typically set up in the C: Program Files Fractal Audio Systems USB Audio Driver folder, however this location can differ a lot depending on the user's option when installing the program. Download USB driver/installer for Mac and Windows. Windows – the Axe-Fx II is an Audio Class 2.0 compliant device. A class-compliant device requires no drivers. The drivers are provided by the OS manufacturer. Audio Class 2.0 also encompasses MIDI-over-USB. Microsoft does not support Audio Class 2.0. Therefore FAS provides a driver for. Driver Strings eula.txt FRACTAL AUDIO SYSTEMS Axe-Fx Software License Agreement BY ACCEPTING, INSTALLING OR USING ANY PART OF Axe-Fx (THE 'SOFTWARE'), YOU ARE CONSENTING TO ALL OF THE TERMS AND CONDITIONS OF THIS ENTIRE AGREEMENT.