Apple has posted several firmware update for Mac Pros to their Web site. These include: Mac Pro (mid 2006) EFI Firmware Update 1.0 (this EFI Firmware Update fixes several Boot Camp and start up issues on Mac Pro computers); Firmware Restoration CD 1.1 (this update is used to restore the firmware of an Intel-based iMac (early & mid 2006), Mac mini (early 2006), MacBook Pro (early 2006), Mac Book (early 2006), or Mac Pro (mid 2006) to original factory condition; and Mac Pro SMC Firmware Update (the SMC Firmware Update adjusts fan behavior in the Mac Pro.