120092: PowerBook Firmware Update 4.2.9 will only run on 550MHz or 667MHz PowerBook G4 computers running Mac OS 9.1 or later from a local drive. It includes improvements to FireWire target disk mode ...

Apple’s Year of the Notebook started quite impressively, with the release of the 12-inch PowerBook, a compact laptop that combined extreme portability with the performance of the G4 processor.

On October 21, 1991, Apple launched the PowerBook and every other laptop and notebook computer from that day forward to today's MacBook Pro was changed because of it. Steve Jobs was not responsible, ...

Back in February, soon after Apple Computer Inc. released its first-generation 12-in. PowerBook, I bought one. It tended to run hot but otherwise had none of the first-run issues other owners reported ...