Windows 10 KB5075912 is rolling out on PCs with Extended Security Updates (ESU), and it bumps the OS to Build 19045.6937.

Microsoft says it has resolved a Windows 11 bug that caused some commercial systems to fail to boot with an "UNMOUNTABLE_BOOT_VOLUME" error after installing recent security updates, with the fix ...

Microsoft released KB5077793 to fix Azure Virtual Desktop and Windows 365 authentication failures. January 2026 security update KB5073379 caused credential prompt failures across multiple Windows ...

Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. Platforms affected by these problems include ...

If you encounter Event ID: 7043, The Windows Security Service did not shut down properly after receiving a preshutdown control in the Event Logs of your Windows ...