Windows 8.1 is only a few months old, but we're starting to learn more and more about Microsoft's future plans for Windows



From WP Central:

That’s right, the Threshold update for Windows is expected to drop in April 2015. That’s according to Paul Thurrott and his sources at Microsoft. Over at his blog, Paul has shared some more details on what he knows about Threshold and what to expect at the upcoming Build 2014 developer conference.

First off, the Threshold update for Windows will see the platform called Windows 9. We expect an update to Windows 8.1 at the upcoming Build developer conference. That update will probably be called Update 1, but is known internally at Microsoft as GDR1. Update 1 for Windows 8.1 is expected to be finished in March and released to the public for free in April. What’s the big deal with Update 1? It’s anticipated to be step to bring Windows closer to Windows Phone 8.1, which is also expected around the same time – at Build 2014 over the course of a few days in early April.

  Mark your calendars: April 2015 is when Windows 9 is expected