Microsoft Confirms Windows 11 Updates Disrupting IIS Web Services Following Recent Patches
Recent Windows 11 updates have reportedly triggered widespread issues with IIS websites, causing connection failures and blank pages. Microsoft has confirmed the problem stems from HTTP.sys conflicts and is providing temporary relief through known issue rollbacks while developing a permanent solution.
Windows Update Disrupts Web Server Operations
Microsoft has confirmed that recent Windows 11 updates are causing significant disruptions to IIS web services, according to reports from the company’s Release Health Dashboard. The problematic updates, identified as KB5066835 and KB5065789 released around September 29, have been generating “ERR_CONNECTION_RESET” errors when accessing localhost loopbacks and other IIS-based connections.
