The Focusrite USB Audio Windows Driver is a software package that enables Focusrite audio interfaces to communicate with your Windows computer via USB. It ensures that the audio interface functions properly, allowing you to use it with digital audio workstations (DAWs) like Ableton Live, Pro Tools, or FL Studio, as well as with other audio software. This driver supports various Focusrite models, such as the Scarlett series, Clarett, and Red interfaces.