The next version of Mac OS X after 10.3.9 is Mac OS X 10.4 "Tiger." The latest updated version of Tiger is 10.4.11.
Apple supports Mac OS X 10.4 on Macs running PowerPC G3 or higher processors with a speed of 400MHz or faster and a built-in DVD-ROM drive.
You will need to purchase a 10.4 (Tiger) disc to upgrade a Mac from 10.2.8.
There are websites that have opportunities to upgrade mac os x 10.5.8 to 10.5.9. These websites can be used for this upgrade purpose. When the download button is clicked, it will do everything automatically.
MAC OS X Leopard which it's current version is MAC OS 10.5.8, maybe 10.5.9 in the future if they ever come out with another update for Leopard.
If you want to upgrade the OS the G4 can run Mac OS X up to version 10.5 (Leopard) which can be purchased from any Mac software supplier. To use 10.6 (Snow Leopard) will require a new Mac with an Intel processor.
Mac OS X is one of the major releases of operating systems from Apple Inc. It features a low level Mach_kernel, underlying Unix OS, a 3D graphical user interface. Mac OS X can only be installed on computers made by Apple Inc. Recent versions of Mac OS X include: Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard. Starting in Mac OS 10.5 an automatic backup utility called Time Machine is available. The current version is Mac OS X 10.10 and an early release version of Mac OS X 10.11 is available to install.
You will need to purchase a 10.4 (Tiger) disc to upgrade a Mac from 10.2.8.
No Mac OS version can be considered to be in the direct upgrade path, as Mac OS runs only on Macs, and is incompatible with all of the software of Windows 2000.
There are websites that have opportunities to upgrade mac os x 10.5.8 to 10.5.9. These websites can be used for this upgrade purpose. When the download button is clicked, it will do everything automatically.
10.4.11 is the last update to that OS, the next upgrade ones are 10.5.x, 10.6.x, 10.7.x, 10.8.x.......
To upgrade from Mac OS X 10.4 (Tiger) to 10.5 (Leopard) you will need to buy a boxed version of Mac OS X 10.5. If you have a Mac with an Intel processor you can go straight to Mac OS X 10.6 (Snow Leopard) which is a cheaper upgrade option.
Mac OS X 10.4 "Tiger" will run on a PowerPC G4/800MHz machine. It is the latest OS that Apple will support on that processor, however. At this writing (January 2010), Mac OS X 10.4.11 is the latest version of Tiger.
This will depend on the specs of the Mac mini in question but in general, yes.
To upgrade from Mac OS X 10.4 (Tiger) to !0.5 (Leopard) you will need to purchase a copy of Mac OS X 10.5 (Leopard) which costs around $190. However if you have a recent Mac with an Intel processor you can upgrade from 10.4 directly to 10.6 (Snow Leopard) at the $29 upgrade price.
IF you have the at least Mac OSx Tiger, you can upgrade through Apple.com at whatever they charge. There are no freebies for Apple OS upgrades unless it is prirated.
To legally upgrade from Mac OS X 10.3 to !0.4 you will have to purchase a copy of 10.4 (Tiger).
Unfortunately No. You should upgrade your OS 9 machine to OS X
Currently, it's $129 dollars (Mac OS X Leopard). Once Snow Leopard is available (August 28), it will be a $30 dollar upgrade from Mac OS X Leopard.