Microsoft Windows 11 Emergency Update: Windows 11 to Fix Microsoft Account Sign-In Issues

Microsoft released an emergency out-of-band update for Windows 11 on March 21, 2026, to resolve widespread sign-in problems ...

微软紧急修复Windows 11致命漏洞：Edge、OneDrive、Teams被“误报离线 ...

导语：3月的Windows ...

Windows 11 update breaks OneDrive, Edge and more — here's what to do if you're affected

Confusing Windows 11 bug creeps out of the woodwork to cause chaos with a bunch of apps that use a Microsoft account login.
Windows Report

KB5079473 Breaks Sign-In for Teams, OneDrive, Edge, Excel, Word & Copilot on Windows 11

Windows 11 update KB5079473 is causing sign-in failures for Microsoft Teams Free, OneDrive, Edge, Excel, Word, and Microsoft ...

Windows 11 2026年3月更新导致登录故障，微软已发布紧急修复

又来了。软件巨头确认在安装2026年3月的Windows 11更新后，Microsoft账户登录出现新问题。 公司称，运行2026年3月10日发布的最新累计更新（包括KB5079473，构建号26100.8037）的设备，可能无法登录多个依赖Microsoft账户的应用和服务。 安装KB5079473后可能导致Microsoft账户登录失败 此问题影响运行Windows 11 24H2和25H2的 ...

Windows 11 Patch Triggers Sign-In Failures Across Microsoft Apps

A Windows 11 security update triggered Microsoft app sign-in failures, prompting an emergency patch and a manual workaround ...

Microsoft: March Windows updates break Teams, OneDrive sign-ins

Microsoft says the March Windows 11 update breaks sign-ins with Microsoft accounts across multiple Microsoft apps, including ...