Connect your interface to your home computer by plugging the attached cable into an available USB port. If the interface includes an installation CD, insert the CD into your computer and click the installer. This installation will place the necessary drivers into your system.
Download the Ardour software if you do not already have it. To install the program, double-click the installer after the download completes. Open the software by clicking the Ardour icon.
Click "Window" in the menu bar at the top of your screen. Select "Session Control" from the drop-down menu.
Click the "Device" tab at the top of the pop-up window.
Click the bubble that appears beside the word "Interface." Select your audio interface from the pop-up list. Click the "X" in the upper left corner to close the window.
Plug your instruments and microphones into your interface using the appropriate audio cables. Press the "Record" button on the Ardour main window to begin recording from your interface to your computer.