Apple PowerBook G4 Firmware

Apple PowerBook G4 Firmware questions & answers

for 550/667MHz PowerBook G4

Alternative downloads

Mac Pro SMC Firmware Update
2.0
FREE
Recommended for all Mac Pro (late 2013) models.
Mac mini EFI Firmware Update
1.8
FREE
This free-to-use app will update the EFI firmware on your Mac mini computer.
Book of Legends
1.0
Game in which you investigate the legend of Excalibur.