6789 Views 1 Reply Latest reply: Jan 10, 2007 3:26 PM by Eric Kracinski
You can't. There is no "system restore" like in Windows - yet. That's what Time Machine is for, but that will not come out until Leopard is released.
As for now, the best you can do is find the disks, re-download it, or re-purchase it.
Many software publishers have a program to replace lost media, if you can prove that the copy is registered. Remember, you purchased a license and a simple loss of media does not change the fact that you bought a license for that software.