Windows 11 (25H2) 26200.8117 IoT Enterprise x64 Emergency Update This emergency update fixes "(0x80073712)" potential installation error message. After rolling out an optional non-security update for Windows 11 last week, Microsoft was forced to pull it due to widespread installation issues. The cumulative update KB5079391 included several quality improvements. However, users reported that it failed to install, showing error code 0x80073712. To replace the faulty preview update, it has now issued an out-of-band KB5086672 emergency update for affected Windows 11 25H2 systems. ** About ** - Release date: March 31, 2026 - Architecture: x64 - Version: IoT Enterprise Subscription SK (best for Workstations) - Lifecycle: IoT Enterprise edition receives 10 years of support, ending on October 10, 2034 - Untouched Windows features - Activation: pre-activated (DLA) - Windows 11 requirements by-passed ** Updated/Integrated ** - Emergency cumulative Update KB5086672 - Setup Dynamic Update KB5068516 - PowerShell 7.6 - Visual C++ Runtime Packages 14.0 - WindowsAppRuntime 1.8 - App Installer 2026.306.1850 - Windows Terminal 3001.24.10621 ** Tools folder includes ** - USB installation tools Rufus and Ventoy - A PowerShell allowing to check activation status (run it with Powershell as admin) - Microsoft Activation Script 3.10 if needed (run as admin) ** Installation ** - Create USB using Rufus/Ventoy - Start installation Enjoy and keep seeding :)