Release notes for Windows Server are available on Windows Server 2025 update history, Windows Server 2022 update history, Windows Server 2019 update history, and Windows Server 2016 update history.

1 week ago - Windows Server 2012 is based on Windows 8, while Windows Server 2012 R2 is based on Windows 8.1. These versions of Windows Server are all based on Windows 10.

June 24, 2024 - Microsoft has been making client operating systems since 1985, when Windows 1.01 was first launched. However, the first server was not released till 1993 after the introduction of New Technology (NT). Since then, 14 different versions have been released (Windows Server 2022 is the latest version available at the time of writing this post).

3 days ago - ^ a b Between versions 1709 and 20H2 of Windows Server, the "Windows Server Essentials" edition of Windows Server was only included in Windows Server 2019. ^ The core of Windows 11 version 21H2 is codenamed Cobalt; the "Sun Valley" codename refers to the UI layer of Windows 11 version 21H2 and is commonly used to address Windows 11 version 21H2 as a whole. ^ a b c d e The end-of-support date listed in the table refers to Home and Pro editions.

This page lists versions of Microsoft » Windows Server 2016 which were included in CVE and/or CPE data.

December 22, 2020 - An ultimate list of every Windows Server release, timeline, and new features of each Windows Server version.

August 10, 2025 - Most of the features introduced in the Semi-Annual Channel have been rolled up into the next Long-Term Servicing Channel release of Windows Server. In this model, Windows Server releases were identified by the year and month of release. For example, in 2017, a release in the 9th month (September) would be identified as version 1709.

Learn about the differences between Windows Server Standard, Datacenter, Datacenter: Azure Edition and Annual Channel for Containers editions.

The Windows Server Catalog lists thousands of hardware and software items compatible with the Microsoft Windows current and previous versions of the operating system. In addition, products may also be compatible with other versions of Microsoft Windows as shown in each product details page.

Note that except for Windows 11 there is normally no need to specify the build numbers (i.e., you may simply use "6.2" for Windows 8)

A list with version and build numbers of Microsoft Windows.

This edition also created specialized versions for server environments with the help of its Advanced Server and a Datacenter edition. Windows Server 2003: This was the first version of Windows developed by Microsoft as a part of its NT family of operating systems.

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Access the HPE Windows Server OS Support and Certification matrices for comprehensive details on HPE server models compatible with various Windows Server versions.

September 25, 2025 - Each version is supported for 24 months after the initial release consisting of 18 months of mainstream support, followed by 6 months of extended support. The Windows Server LTSC releases follow Microsoft’s fixed lifecycle policy. This means they are supported for 10 years, including 5 years of Mainstream Support, followed by 5 years of Extended Support.

This page lists the OS versions ... for different Active Directory features. OS versions other than those listed are also expected to work, but have not been tested. You can join an instance that's running Windows Server, Windows 10, or Windows 11 to a Managed Microsoft ...

Win32_OperatingSystem OperatingSystemSKU - Retrieve the OS Type via WMI (sku=Stock Keeping Unit ). Sigcheck - Check a file version, both OS files and others. SystemInfo - Return OS, Service pack, BIOS, Memory etc. WINVER.exe - In client OS’s this will open the GUI Version dialogue box (Help ➞ About). docs.microsoft.com/windows/whats-new - New features in each release.

October 3, 2025 - Windows 11 release information Windows 10 release information Windows 8.1 update information Windows 7 update information Windows Lifecycle FAQ Extended Security Updates (ESU) program for Windows 10

December 4, 2024 - Whether you’re tasked with overseeing a single server or managing a large network of machines, this guide provides the tools and information needed to ensure your Windows Server deployment is running optimally. Microsoft ran with the “NT” brand name for its commercial Windows operating system all the way through the 1990s. There were several versions of the operating system with the NT name.