Breagh, In your OSX Utilities Folder, launch Apple System Profiler. Click on the System Profile tab and expand the triangle that says "Hardware Overview". The firmware version is the number listed as "Boot ROM Info". Cheers, John On 2/18/2003 5:02 PM, "breagh at myrealbox.com" <breagh at myrealbox.com> wrote: > How do I know which version of firmware I have... and which version > or update I should have?