Windows 11 is the current major release of Microsoft’s Windows NT operating system, released on October 5, 2021, as the successor to Windows 10 (2015). It is available as a free upgrade for devices running Windows 10 that meet the system requirements. A Windows Server counterpart, Server 2022 was released in 2021 and was updated to Server 2025 in 2024. Windows 11 is the first major version of Windows without a corresponding mobile edition, following the discontinuation of Windows 10 Mobile.
