Windows 8.1 Preview

Microsoft has released Windows 8.1 Preview today during its BUILD 2013 keynote and you can now download it for free. 
Windows 8.1 Preview has many new exciting features like a start button and more customization options.

Download Windows 8.1 Preview

Follow these steps to download Windows 8.1 Preview:
  • Tap or click Get the update on this page, and then follow the instructions.
  • Restart your PC when prompted, and then tap or click the message that appears to get the update from the Windows Store.
  • In the Store, follow the instructions to download and complete the installation.

  •  Windows 8.1 Preview isn't currently supported on some tablets and PCs with newer 32-bit Atom processors. 
    If you’re using an English version of Windows, you can only install Windows 8.1 Preview from the Windows Store if your OS base language is English (US).