The update makes several enhancements, most notably fixing an issue causing the camera to take blurry photos in well-lit settings
Users will also see improved battery life efficiency and a quicker start-up sequence, along with more reliable Bluetooth connectivity and "enhancements in messaging" that include the option to decline calls via SMS.
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The update arrives first for AT&T subscribers in the U.S. and Rogers users in Canada today. Everyone else gets to wait until Feb. 2013 for availability in other markets and on unlocked devices.
One update at a time
While Nokia is providing updates for its Windows Phone 8 handsets today, legacy smartphone users are still left in the lurch waiting for Windows 7.8.
When the update does arrive it will bring many WP8 features to the older-gen Lumias, at least cosmetically, including a more customizable Live Tile layout.
In the meantime though, AT&T and Rogers subscribers can enjoy taking clearer pictures and more efficient battery with today's over the air update.