OS 9.0 will not recognize the large hard drives. You need to update to 9.1 (recognizes larger hard drives). I think I recall having to do a firmware update before updating to 9.1. I may be wrong. Then you can install and go. HTH, Scott S Austen wrote: > I have a G4, 450, with it's original WD 20 GB hard drive installed. > Do I need to update firmware, or install another component to take > advantage of the 200 to 300+ GB hard drives that are currently > available? Or can I install and go? > > thanks, > > Steve > austens at fuse.net > > > ---------- > G4ist, a listserv for discussion of everything G4. > FAQ at <http://www.themacintoshguy.com/lists/G4.html>. > Send a message to <G4-DIGEST at themacintoshguy.com> to switch to the digest. > > XRouter | Share your DSL or cable modem between multiple computers! > Dr. Bott | Now $139.99 <http://www.drbott.com/prod/xrouter.html> > > Dr. Bott LLC 4-port USB Hub in translucent Graphite! > Dr. Bott LLC <http://www.drbott.com/prod/ghub.html> > > Small Dog Electronics http://www.smalldog.com | Canon Digital Cameras | > --Quicksilver & refurbished G4's arriving daily! | and Camcorders!! | > > MacResQ Specials: LaCie SCSI CDR From $99! PowerBook 3400/200 Only > $879! Norton AntiVirus 6 Only $19! We Stock PARTS! > <http://www.macresq.com> > > OS X News, Dr.Mac, Forums, Tutorials, Tips, Hints, FAQ?s - > http://www.osxfaq.com > >