Windows 8.1 build 9471 x64 has leaked. We’ll have more information on the build shortly. In the meantime, grab the bits! Update:
This new Windows 8.1 build has a bunch of new tutorials that will help you navigate around Windows 8.1 OS. These videos are found inside the Help + Tips app. Windows 8.1 includes lots of improvements over Windows 8 and it expected to RTM in coming weeks. Microsoft expects Windows 8.1 based devices to hit the market for the upcoming holiday season in US.