Microsoft has extended support for the Windows phone 7.8 devices till 14th October. The actual support expiry date was September 9, but now Windows Phone 7 device owners have few more weeks of support. Though, without a new update coming to Windows Phone 7.8 running devices, it will hardly mean anything.
Microsoft has revealed life cycle for Windows Phone 8.1. The life-cycle starts on 24th of June and Microsoft will support this software version for minimum of 36 months. The support ends on 11th of July 2017. Microsoft will make updates available for the Operating System, including security updates, for a minimum