The build string refers to the Generally Available (GA) or RTM (Release to Manufacturing) version of Windows Server 2025 , specifically released around November 1, 2024 .
: Indicates that this particular image is targeted for Original Equipment Manufacturer (OEM) pre-installation or standard Retail software licensing channels, sharing unified setup code.
The release of (Build 26100.1742) marks a significant leap forward in server operating systems, bringing features previously exclusive to the cloud into your local data centre. Whether you are looking at the Microsoft Windows Server 2025 Standard Edition 24 Core - OEM for a growing business or the Microsoft Windows Server Datacenter 2025 for high-density virtualisation, this release is built for speed, security, and the future of AI. What’s New in Build 26100.1742? Windows Server 2025.26100.1742-OEMRET-x64FRE-en...
This operating system establishes enhanced security baselines natively upon installation.
| Component | Supported? | Notes | |-----------|------------|-------| | | Yes | Requires x64 with TPM 2.0, UEFI, Secure Boot | | VMware ESXi 8.0 | Yes | Use VM version 20+ | | Hyper-V Gen2 | Yes | Native support | | SQL Server 2022 | Yes | Certified for build 26100 | | Exchange Server 2019 | No | Only on Server 2022 or earlier | | System Center 2022 | Partial | Requires update KBxxxxx | | Azure Stack HCI | Separate SKU | OEMRET not intended for HCI | The build string refers to the Generally Available
: Scales seamlessly to support complex guest operating system configurations, allowing up to 240TB of RAM and 2,048 logical processors per physical host environment.
: Always verify hash values (SHA-256) of any OEMRET image against the hardware vendor’s provided checksum to avoid tampered or malicious versions. Whether you are looking at the Microsoft Windows
: Accelerates server-to-server data mirroring over high-latency networks.
: Introduces a new functional level with support for 32k page sizes and significant performance boosts for database scalability. Storage Enhancements