Can I update my Macbook Pro that was made in 2008 to the latest software?

No. The hardware is too old.

Here are the requirements for the latest MacOS Big Sur

https://support.apple.com/kb/sp833?locale=en_US

No. It lacks the required modern hardware.

The highest macOS version any 2008 MacBook Pro can run is OS 10.11 "El Capitan."

What version are you currently running?