Lumia Cyan update now live for AT&T Lumia 1020 and 1520 Preview users

[Windows Central]

Lumia Cyan is rolling out to those on AT&T with the Lumia 1020 or Lumia 1520 running Windows Phone 8.1 Preview for Developers. Previously users would need to roll back to a retail version of Windows Phone in order to receive the Lumia Cyan update. That's no longer the case.

Full story from the WPCentral blog...