In fact, there were also whispers of a provisional and pilot Cyan update for the Lumia 925 having been seen in Finland as well, so Argentina might not be alone in this. Could it be that other countries, too, could be on the receiving end of this particular update on a provisional basis? Users in Argentina have laid claim that the Lumia Cyan update has already made an appearance on their Lumia 925 and Lumia 1020 smartphones.
You might want to check out your Windows Phone-powered smartphone as to whether it has received this particular update, doing it through Settings > Phone Update > Check for Update. So far, we have heard that the Lumia Cyan update will arrive with Miracast support alongside Dolby Surround Sound Capture capability. Are you looking forward to this particular update on your Windows Phone-powered handset?