There is a new Flash Lite update which is available for the Nokia 5800 XpressMusic handset which is not via firmware update reports thenokiaguide.
An unusual method for updating software, the rarely used Application Update mechanism in the latest versions of the S60 is now being used to push Flash Lite 36.1 to Nokia 5800 XpressMusic owners.
Flash Lite 3.1 is said to feature “improved web browsing,” MP3 streaming, add Flash 9 support, and makes YouTube more usable, Linux Reference port, H.264 support / improved video support along with an abundance of other goodies.