The Nokia Lumia 920 and Lumia 820 have been out for almost a month and Nokia is releasing a software update that brings a number of enhancements initially at AT&T in the United States and to the Lumia 920 at Rogers in Canada.

The update brings the following enhancements to the Lumia 920 and Lumia 820:

- Enhancements in Messaging
- More efficient and reliable Bluetooth connectivity
- More efficient and reliable start-up sequence
- Enhancements in imaging performance and battery management
- Additional platform updates and enhancements

Although this update is initially available for owners on AT&T and Rogers in North America, Nokia, Microsoft and its operator partners around the globe will begin offering updates worldwide in early February 2013.