Neowin®

A cyan (or "blue") version of the Lumia 735 'selfie phone' has been exclusively launched at Carphone Warehouse - and in fact, it's so exclusive that even Microsoft doesn't list the option on its site.

If you're running a preview version of Windows Phone on Lumia hardware you might want to press the 'check for updates' button as many devices around the world are getting the Cyan firmware update.

Microsoft India has published its planned rollout schedule for Windows Phone 8.1 with the Lumia Cyan update for Nokia devices - and many handsets will be left waiting until September for the update.

Windows Phone 8.1 is rolling out to Nokia devices from today, along with the Lumia-specific Cyan firmware - but when will your handset receive the update? Here's how you can find out.

Microsoft has announced that it has begun to roll out Windows Phone 8.1 and the Lumia Cyan firmware update to its Nokia handsets today, with all WP8 devices receiving the update "in the coming weeks".