Per some of your tips, it seems Lumia Cyan update is rolling out to Lumia 520 and Lumia 720 in India now. This is in spite of Microsoft India confirming Lumia Cyan for Lumia 720 in September.
Lumia 520, Lumia 620 and Lumia 720 owners already got lucky with the update in many European markets like UK, Italy, Germany, France. Lumia 920 has started receiving Lumia Cyan in many of these European markets today too. Lumia 1020 has already been receiving Lumia Cyan update in most of the markets now globally.
Check yours and do let us know, whether it is available for your devices too.
Lumia Cyan brings goodies from both Windows Phone 8.1 and Lumia Cyan Firmware in one. You may like to read some of earlier posts for any help required and for getting tips and tutorials for Windows Phone 8.1 and Lumia Cyan
For catching everything about Lumia Cyan and Windows Phone 8.1 which includes:- Full Changelog, Hands-on demo videos, Tips, Tutorial no better place than our dedicated Lumia Cyan and Windows Phone 8.1 page.