[October 2026] Wi-Fi not connecting after Windows 11 "KB5127648" update? Causes of 802.1X ...

Introduction"After applying the Windows Update, I suddenly can't connect to the office Wi-Fi...""My home Wi-Fi works, but I ...
Windows Report on MSN

Microsoft confirms KB5127648 and KB5126646 break Wi-Fi and VPN, shares a fix

Microsoft confirms that Windows 11 KB5127648 causes Wi-Fi and VPN authentication failures and provides a temporary workaround.