-- Friends List Sorting - It's now easier to find your friends! Find and sort your friends by activity, Gamertag or online status by pressing the Y button while viewing the friends list in the Guide.
-- Memory - Time stamps now appear in the memory area, which particular handy when managing saved games
-- Subscription Notification - If your Xbox LIVE subscription is about to run out, you will now be notified when you sign into Xbox LIVE.
-- Updates for Invalid Windows Live IDs - If the Windows Live ID you provided has expired, you will now be prompted to update it the next time you sign into Xbox LIVE.