[WindowsCentral.com]

UK mobile operator O2 has shared some information on the Windows Phone 8.1 update, providing customers some idea as to when they can expect to receive the major upgrade. They first start the announcement by noting just how much interaction they've experience from Windows Phone owners - we know you're a vocal bunch when you all want something.
Simply put, if you're on O2 and are eagerly awaiting Windows Phone 8.1, you should be in line to download the update before the month is out. What's more is you'll get visual voicemail too.

Full story from the WPCentral blog...