Note: Azure-hosted instances received a final "Year 4" of updates that concluded in January 2024 . Windows Server 2008 R2 - Microsoft Lifecycle
: Historically, 180-day evaluation ISOs were available for testing, but these are no longer supported for production use and may be difficult to source through official portals. windows 2008 r2 iso download
Windows Server 2008 R2 has reached its definitive end-of-life (EOL). As of 2026, Microsoft no longer provides direct ISO downloads for this operating system via standard public channels. Organizations still seeking this software face severe security, compliance, and operational hurdles, as the system is no longer patched against modern vulnerabilities. Note: Azure-hosted instances received a final "Year 4"