You can read a how to on using Nokia Software Updater to update your phone's firmware here.
Nokia updates PC Suite to 6.82
Published by Rafe Blandford at
Nokia has released a new version of its PC Suite application . The new version, 6.82, adds stability fixes to the backup and restore functionality, improves Nokia Music Manager, adds fluency in information exchange with Microsoft applications (auch as Windows Media Player 11) and integrates Nokia Software Updater, which allows you to update your phone's firmware from home, into PC Suite.