The Lumia Denim update started rolling out last year, but it reached the Nokia Lumia 930 flagship only recently.
Some 930's get it sooner than others, among the unlucky users were those on EE in the UK. The update has been arriving on 930's in other regions for two weeks now, but those on UK's largest carrier are only now joining the fun.
Lumia Denim incorporates WP8.1 Update 1 and adds exclusive goodies like 4K video recording (at 24fps), Rich Capture and improvements to the image processing algorithm.
By the way, the Lumia 930 will be one of the phones to get Windows 10 eventually.
If you have a Nokia Lumia 930 from EE you can check for updates on your phone. If you're using the Developer Preview you may need to leave it in order to...