Microsoft investigates Windows 11 boot failures after January updates

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...
Windows Latest

Microsoft confirms Windows 11 KB5074109 January update BSOD, boot issues on some PCs (commerical)

Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.
Forbes

Microsoft Confirms Windows 11 Update Causes Security Firewall Error

Windows 11 users are experiencing issues with a Firewall configuration error when using Windows Firewall with Advanced Security, following the June 26 KB5060829 ...
Windows Latest

Windows 11 had 20+ major update problems in 2025 and and 2026 started badly too. What are you doing, Microsoft?

Windows 11 had a rough 2025. We tracked the top 20 Windows 11 issues reported by Windows Latest, from failed updates to ...
Bleeping Computer

Microsoft fixes Windows 11 24H2 updates failing with 0x80240069 error

Microsoft has resolved a known issue preventing the August 2025 Windows 11 24H2 cumulative update from being delivered via Windows Server Update Services (WSUS). Introduced almost twenty years ago, ...