Documentation confirms ALL current Windows Phone 8 hardware to get 8.1lt;/brgt;lt;bgt;Highlightslt;/bgt;lt;/brgt;Apps can capture audio/video from themselveslt;/brgt;File pickerlt;/brgt;Slide down to close appslt;/brgt;OneDrive (previously SkyDrive) with integrated file browser (just like Windows 8.1)lt;/brgt;More efficient multitaskinglt;/brgt;Ability to install apps on inserted SD Cardslt;/brgt;Separate volume controls for ringer, media, etclt;/brgt;Quick settings access (Wi-Fi, Bluetooth) by doing a quick swipe from the top of the screenlt;/brgt;Action Center accessed by doing a full swipe from up to the bottom (separate from the Notification Center)lt;/brgt;Silent notifications which go directly to the Action centerlt;/brgt;Possibility to mark a Live Tile as read by swiping from the left of said tilelt;/brgt;Improved keyboardlt;/brgt;Bluetooth 4.0 LE (to non-Lumia Windows Phones)lt;/brgt;Feature to mirror Windows Phone screens to TVs and/or monitors

Admin please delete the post above
Documentation confirms ALL current Windows Phone 8 hardware to get 8.1
Highlights
Apps can capture audio/video from themselves
File picker
Slide down to close apps
OneDrive (previously SkyDrive) with integrated file browser (just like Windows 8.1)
More efficient multitasking
Ability to install apps on inserted SD Cards
Separate volume controls for ringer, media, etc
Quick settings access (Wi-Fi, Bluetooth) by doing a quick swipe from the top of the screen
Action Center accessed by doing a full swipe from up to the bottom (separate from the Notification Center)
Silent notifications which go directly to the Action center
Possibility to mark a Live Tile as read by swiping from the left of said tile
Improved keyboard
Bluetooth 4.0 LE (to non-Lumia Windows Phones)
Feature to mirror Windows Phone screens to TVs and/or monitors

Anyway click on the post link for more features.... Cortana and notification +action center not on the document despite confirmation.

I'm really looking forward to updating my phone to Blue. It is going to be a sort of overhaul. Much anticilated.