Windows Report

KB5074109 Update Causes Boot Failures on Windows 11 Devices

Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.
PCMag on MSN

Troubled Windows 11 January Patch Now Preventing Some PCs From Booting Up

After the first update stopped PCs from shutting down or going to sleep, the latest one halts the boot-up process. Microsoft ...
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.

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 ...
CNET

Boot Camp resolution problems fixed with graphics driver reinstallation.

There may be times when booting into Windows via Boot Camp may not display the desired screen resolution. In some instances this might happen after attempting to customize the hardware or driver ...