Many Windows 11 users are unable to open apps on their PCs and are running into error code 0x803f8001.

The most recent January Windows Update is broken on a number of PCs, but at least virtual machines don't seem to be impacted.

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

Windows 11 users report system freezes, app crashes, and driver issues after installing Microsoft update KB5074109.

Microsoft is aware of an alleged issue that leaves PCs unable to boot and requires manual recovery after Windows 11 January ...

Windows error codes are the bane of the existence of many Windows users. Generally displayed as seemingly random alphanumeric sequences, they help identify and ...

In confirmed cases, Windows 11 boot failure occurs post-update, with the machine stuck at a black screen and unable to ...

The first big Windows update of 2026 has bugs: Outlook freezes, app errors, and how to fix them ...