After almost close to year of testing and releases, Microsoft has finally released the RTM version of Windows 10. We already know Windows 10 comes with lot of new features including Cortana digital assistant, Edge browser, new start menu and whole lot of features. Microsoft has already made it clear that if you upgrade from Windows 7 or Windows 8.1 in the first year of release, the upgrade is offered free of cost.
So in case you have a original or genuine version of Windows 7 or Windows 8.1, you can now upgrade to Windows 10.
Windows 10 will be available in 190 countries today. Not every user will be getting the update today as it will be rolled out in a phased manner. You can check the Windows update section for Windows 10 update.
Related Reading: Windows 10 ISO Download
Upgrading to Windows 10 is easy if you have a genuine Windows 7 or Windows 8.1 PC or tablet. Starting today, a new notification on your taskbar will alert you when your upgrade is ready to be installed.