Powerbook G4 is a notebook computer which has been manufactured by Apple Inc. It is good featured but not free from corruption and irregularities. The problem occurs when Powerbook G4 hard drive is damaged or get corrupted. If you saved your data in it then all your information is gone. You can get back your data only if your Powerbook G4 hard drive is functioning properly or by Powerbook G4 data recovery software. The causes that relate to the corruption and other damage may be discussed here. The first thing to mention here is that If you have recently got your Powerbook G4 repaired then mishandling may cause all your saved information gone. If your Powerbook G4 is of old model then using it for networking may make the drive go damaged. Most users format it to remove junk and unwanted files. And if damage occurs then search for recovery tools like Powerbook G4 data recovery software. It should be kept in mind that After formatting do not overwrite the file because you will then loose the chances of recovery. As you know taking back up is a good custom, so you should get back the data by restoration. This is one solution. But what if there is no back up and other options available. Here, you should try Powerbook G4 data recovery software to get your lost data.