Hello World !!! Today, I’m excited to share the availability date for Windows 10 With this i'm more excited about Cortana on PC/Laptop for the first time, Microsoft Edge for new browser experience etc. If your running old OS once you upgrade your OS Windows 10 will shows Please go to the site and reserve it :) and check Experience video - https://www.youtube.com/watch?v=3ngnzY5xtI8