This print driver provides full compatibility with the Mac OS X 10.9 operating system. This driver is also compatible with Mac OS X 10.6, 10.7, and 10.8. Note: This driver is for the EFI Fiery v3.0 (iGen4 v4.00 and higher) system only. Separate drivers are available for EFI Fiery v2.0 and v1.0.