Windows Server 2025.26100.1742-oemret-x64fre-en... Jun 2026
: Identifies standard 64-bit architecture built on the optimized Retail ("Free") compiler version, which strips out heavy kernel debugging code to maximize performance.
: The foundational baseline language package configured inside the image, representing English (United States) . Architectural Highlights of Build 26100.1742
| Feature | Specification | | :--- | :--- | | | Windows NT 10.0.26100.x | | Architecture | 64-bit (x64) only | | Processor | 1.4 GHz 64-bit processor, compatible with x64 instruction set | | RAM | 512 MB (2 GB for Server with Desktop Experience) | | Disk Space | 32 GB or greater | | Network | Gigabit (10/100/1000baseT) Ethernet adapter | | Release Date | November 1, 2024 | | Lifecycle | Mainstream Support: Ends November 13, 2029 (5 years); Extended Support: Ends November 14, 2034 (10 years total) | Windows Server 2025.26100.1742-OEMRET-x64FRE-en...
: Permits online adjustment of physical resources without disrupting client sessions or triggering application downtime. 3. Storage Performance and NVMe Optimizations
If you are planning to deploy this build, here are the key features introduced in this version compared to Server 2022: : Identifies standard 64-bit architecture built on the
First, a critical clarification: The current generally available versions are Windows Server 2022 (LTSC) and the semi-annual channel releases.
For organizations with paid licenses, the media is accessible via the (formerly VLSC). It is also available as an optional update for existing Windows Server 2019 and 2022 devices, allowing for in-place upgrades. It is also available as an optional update
As of 2026, Microsoft’s server OS roadmap remains focused on:
This specific release string decodes to the core technical foundation of Microsoft's next-generation server operating system:
Represents the ISO image used by OEMs for pre-installing the server on hardware, as well as the retail release.
Note: Always verify checksums before installing.