Today Microsoft has begun roll out of Windows 10’s First major update. Windows 10 November update that brings Build 10586, comes with performance improvements, bug fixes and many new features like new messaging app and Cortana support for more regions. You can read all about the changes and new features that this update brings by clicking here.
Now Microsoft has released ISOs of Windows 10 First major update (Build 10586) and you can perform clean install or upgrade your PC if you are still on Windows 7 or Windows 8.1. Now you can also use Windows 7, 8, 8.1 product keys to activate your Windows 10 PCs during the upgrade.