Updating tiger to snow leopard
Then install Snow Leopard over your internal Tiger partition. It'll be interesting to see if Apple does introduce this. Make sure you can Start Up from the external partition.
Can I upgrade from tiger to leopard - Apple Community
Possibly they don't care about them. Now you look at the specs on that machine down to about the bottom and find out about the system. This also preserved all my data on the Tiger partition in case there was a power outage that interrupted the installation of Snow Leopard. It's as relentless an upgrade elevator as Microsoft Office and Server. This guide would be used several times a day.
Where to find serial numbers on different models. Afterwards, you can Start Up from Tiger on the external hard drive if you need it for some reason. You would have points coming in from guide links, guide completion that are outside of getting them from points for answers and accepted answers.
The only difficulty was that I have some old printers and a scanner that do not have drivers specific for Snow Leopard. You do need Leopard to run them, meaning there's no chance of someone having bought them and still being on Tiger.