Watch: Hands-on with Microsoft's latest OS 'Windows 10'

From the return of the Start menu that fell victim to Microsoft's shift to 'live tiles' in a prior iteration of Windows to the new, faster Edge browser that is tailored to work well with voice assistant Cortana, we bring the hands-on with Windows 10 to show you the best of the latest from Microsoft's new operating system. Microsoft rolled out its much-anticipated Windows 10 operating system in 190 countries as a free upgrade on Wednesday. The new OS follows Windows 8, which launched in 2012 to severe criticism from pundits and users. It announced last year it had decided to bypass Windows 9 and jump straight to Windows 10, combining what it described as the 'best elements' of Windows 7 andWindows- we take you through some of these features.