Windows 10 officially reached its end of support on October 14, 2025, and no longer receives regular feature updates. Build 23100 does not exist as a public or official release; current active builds for Windows 10 remain in the 19044 or 19045 series (Version 22H2).
If you are seeing references to "Build 23100," it may be a confusion with Windows 11 Insider builds, which use the 22xxx and 23xxx numbering series, or unofficial community-made "lite" versions. 🚨 Windows 10 Status Check (April 2026)
While there is no "Build 23100" for Windows 10, here is the current state of the OS:
Official Support Status: Ended October 14, 2025. Technical assistance and regular security fixes are no longer provided to the general public.
The "Final" Version: Windows 10 Version 22H2 is the definitive final version of the operating system.
Active Servicing (ESU): Only devices enrolled in the Extended Security Updates (ESU) program are receiving patches in 2026. For example, the April 14, 2026 update brought builds to 19045.7184 (KB5082200).
Extended Timeline: ESU will continue to provide critical security updates for enrolled Windows 10 PCs until October 13, 2026. Why you might be seeing "Build 23100" Windows 10 Home and Pro - Microsoft Lifecycle
Windows 10 Build 23100 is likely a placeholder or fictional build number, as official Windows 10 support ended on October 14, 2025. The final major version of Windows 10 is Version 22H2, which uses build numbers in the 19045 range.
While some organizations may receive Extended Security Updates (ESU) through 2026, these are typically minor revisions to the existing 19045 build rather than new feature-heavy builds in the 23xxx range. Windows 10 Status as of April 2026 windows 10 build 23100
End of Mainstream Support: Free security updates and technical assistance for Home and Pro editions officially ceased on October 14, 2025.
Final Official Build: The stable release remains within the 19045 series.
Active Development: Microsoft has shifted development focus to Windows 11, with current preview builds in the 26xxx and 28xxx range. For Users Seeking "Build 23100"
If you have seen this build number online, it may be associated with: Flight Hub - Windows Insider Program | Microsoft Learn
There is no official Windows 10 Build 23100 . The final official version of Windows 10 is version 22H2 (Build 19045)
The number "23100" likely refers to one of the following related software components or security reports: Microsoft Defender Version : There is a Microsoft Defender Antivirus platform update (KB4052623) with the version number 4.18.23100.2009 Vulnerability Tracking : The identifier ZDI-CAN-23100 is used by the Trend Micro Zero Day Initiative to track CVE-2024-21412
, a critical security bypass vulnerability that affected Windows Defender SmartScreen. Security Fixlets : In some enterprise security management tools like BigFix, is listed as a
for a Microsoft Exchange Server remote code execution vulnerability. Microsoft Learn Current Official Windows 10 Status (as of April 2026) Latest Version : Windows 10 22H2 (Build 19045.xxxx). End of Life : Standard support for Windows 10 is scheduled to end on October 14, 2025 Extended Support : Users enrolled in the Extended Security Updates (ESU) program can continue receiving critical security patches through October 13, 2026 Microsoft Support To verify your exact build, press , and hit enter. for Windows builds in your network? I need to get Microsoft Defender version 4.18.23100.2009. Windows 10 officially reached its end of support
While "Windows 10 Build 23100" is a frequent topic of speculation in enthusiast communities, there is currently no official release of a build with this specific number for Windows 10.
Official development for Windows 10 has largely transitioned to a maintenance phase as Microsoft prioritizes Windows 11. Most recent Windows 10 updates follow the 19045 build branch (e.g., version 22H2), and regular support for the consumer editions of the OS officially concluded on October 14, 2025. The Context of Build 23100
Build numbers in the "23000" range are typically associated with Windows Insider Preview flights for Windows 11 rather than Windows 10. For instance, recent Insider builds for Windows 11 have reached the 26000 and 28000 series. Current State of Windows 10 (April 2026) As of early 2026, Windows 10 is in the following state:
End of Standard Support: Official support for Home and Pro editions ended in October 2025.
Extended Security Updates (ESU): Users enrolled in the ESU program continue to receive monthly security patches. Recent examples include KB5082200 (Build 19045.7184) released in April 2026.
LTSC Support: Long-Term Servicing Channel editions, such as Windows 10 IoT Enterprise LTSC 2021, remain supported with security updates until January 2032. How to Check Your Current Build
If you are looking for specific features or want to verify your current system version: Press Windows Key + R. Type winver and press Enter.
A dialog box will appear showing your Version (e.g., 22H2) and OS Build (e.g., 19045.xxxx). The Headline: AI and "Copilot+" PCs The most
For the most accurate information on upcoming releases, it is best to monitor the Official Windows Blog or the Windows Insider Twitter account. KB5083769 (OS Builds 26200.8246 and 26100.8246)
KB5083769 (OS Builds 26200.8246 and 26100.8246) - Microsoft Support. Microsoft Support
The most significant change in this build is the groundwork for the next generation of AI PCs. If you are running this build on a machine with a dedicated Neural Processing Unit (NPU)—specifically the new Snapdragon X Elite chips or upcoming Intel/AMD equivalents—you get access to a suite of features branded under "Copilot+."
If you suspect you have stumbled across an unusual build number, follow these steps to confirm what you are truly running:
Win + R, type winver, and press Enter.To check for update spoofing:
Get-ItemProperty "HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion" | Select-Object CurrentBuild, ReleaseIdReleaseId: 2009 (22H2) and CurrentBuild: 19045.Before we debunk it, let’s look at the claims. Across Reddit, Twitter (X), and less reputable tech blogs, Build 23100 is said to include:
These features sound too good to be true—because they are. No verified insider or Microsoft MVP has confirmed these features. In fact, most of these screenshots originate from concept artists on DeviantArt or poorly photoshopped images from TikTok tech influencers.
Despite its non-release, traces of build 23100 appear in later Windows 10 updates:
"Build 23100" as a compatibility marker.HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Build23100_Features.WinVer spoofers) allow users to trick apps into thinking they are running on 23100, though no functional changes occur.