Tom's Hardware on MSN
Some PCs can't boot after latest Windows 11 security update, no fix in sight — mostly affects 24H2 and 25H2 versions
A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...
Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.
Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...
Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...
In confirmed cases, Windows 11 boot failure occurs post-update, with the machine stuck at a black screen and unable to ...
Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously failed attempts to install the December 2025 security update, which left systems ...
The Register on MSN
Microsoft probes Windows 11 boot failures tied to January security updates
Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is investigating reports that its January 2026 security updates are leaving some ...
Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...
New Windows 11 24H2 updates released this month have caused problems for some SSD and HDD drives. This has been linked to the KB5063878 security update and the KB5062660 preview update, both of which ...
Microsoft released yesterday a second wave of Windows 11 emergency updates to address an issue causing some apps to become ...
The latest Windows 11 update is an optional one, but Microsoft has a few solid reasons for you to pull the trigger and install it right now.
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