These include those G4 MDD (Mirrored Drive Door) models whose processor speeds are 1.25GHz or slower, and which do not have a Firewire 800 port or any earlier G4 model.Īn iMac that is an original G4 model, or any G3 model.Īny iBook G3 model (none of the iBook G4 models are OS 9 bootable).Ī PowerBook G4 which is no newer than an '02 model.Īn eMac which did not come with a SuperDrive nor USB 2.0. If you need a machine which can boot to OS 9, you will need to get one of the following -Īn OS 9-bootable G4 tower.
No G5 Mac can boot to OS 9, although they can use it as Classic. The Intel-processor Macs are not supported by Apple for OS 9 at all, either for booting or as Classic.
