Published by Steve Litchfield at 10:43 UTC, October 10th 2006
A. In flip-closed mode, press 'More' and then 'Status'. Scroll down and look at the 'Phone' and 'Organizer' numbers, specifically the last five characters. Compare these version identifiers with those you'll see in the forums!
You can update your device's firmware at home using Sony Ericsson's Update Service.