October 13, 2026 Was the Last Possible Security Update for Windows Server 2012 The third and final year of ESU for Windows Server 2012/2012 R2 closed with the October 2026 release. No more updates exist to purchase at any price. Here is how to actually confirm you are clear. Oct 14, 2026 5 min read Windows Server
Windows Server 2025 In-Place Upgrade: The Real Preflight Checklist Before you upgrade to Windows Server 2025 in place, run these checks. Real PowerShell output from a live server shows exactly what a healthy preflight result looks like. Oct 8, 2026 4 min read Windows Server
