M-Audio Sonica Theater User Manual page 12

9. Make sure that the box for "The updated driver (Recommended) USB
Composite Device" is selected and click "Next," to continue.
10. Windows should have now found a driver. Click "Next," to continue.
11. Windows now will inform you that driver installation has been
completed. Click "Finish," to complete the installation process.
You should now be able to find in your taskbar which displays a little black
"M." The existence of this button confirms that installation has been
completed, and the button also serves as a shortcut to the Sonica Theater
control panel.
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