When you run the tool, it creates two directories on your system partition – $WINDOWS.~BT and $Windows.~WS. Download the appropriate version of the tool and run it. There are two versions of the tool available – a 32-bit version and a 64-bit version.
The tool includes file formats optimized for download speed, built-in media creation options for USB & DVDs, and allows for optional conversion to ISO file format. It can be used to download the following editions of Windows 10 – Windows 10 Home, Windows 10 Home N, Windows 10 Home Single Language, Windows 10 Pro and Windows Pro N. You can use it to clean install or Upgrade to Windows 10. The Windows Media Creation Tool will allow you to download the Windows 10 ISO directly from Microsoft, without having a product key. To download the Windows 10 Installation Media Tool, visit and scroll down till you see two purple Download Tool Now buttons. This Media Creation Tool helps you download Windows 10, and provides the best download experience for customers running Windows 7, Windows 8.1 and Windows 10.
Along with making the download of Windows 10 ISO file, Microsoft has also made available Windows 10 Installation Media Tool.