Nokia's Lumia Black update adds app folders to your Windows Phone homescreen.

Nokia today started its worldwide roll out of its Lumia Black update, which brings a few noticeable new features to Lumia phones. The news was announced both on Microsoft's Windows Phone blog, and Nokia's blog.

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Lumia Black is a firmware update that tweaks a few features of the Windows Phone operating system and adds new apps that launched with Nokia's ... [Read more]