It is the successor to Windows 81, and was released to production on July 15, 2015, and to retail stores on July 29, 2015
Windows 10 Pro Overview Windows 10 is a series of personal computer operating systems produced by Microsoft as part of its Windows NT family of operating systems.
Windows 10 continuously receives new editions that are available to users at no additional cost
Devices in enterprise environments may receive these updates more slowly or use long-term support milestones that receive only critical updates, such as security patches, during their 10-year extended support lifetime.
One of the most notable features of Windows 10 is support for Universal Apps, an extension of the Metro-style apps first introduced in Windows 8
Universal Apps can be designed to run on multiple Microsoft product families with nearly identical code—including PCs, tablets, smartphones, embedded systems, Xbox One, Surface Hub and Mixed Reality.
Windows 10 also introduced the Microsoft Edge web browser, a virtual desktop system, a window and desktop management feature called Task View, support for fingerprint and facial recognition login, new security features for business environments and DirectX 12
The Windows user interface has been revised to handle transitions between a mouse-oriented interface and a touchscreen-optimized interface based on available input devices— especially on 2-in-1 PCs, both interfaces include an updated Start menu that includes elements of traditional Windows 7 The tiled Start menu of Windows 8.