Microsoft confirms a server-side bug broke Store-based app activation, affecting apps like Notepad with 0x803F8001 error.

Windows 11 users report Notepad, Snipping Tool, and other apps failing to open, showing Microsoft Store error 0x803F8001 on affected systems.

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

Yet another bug in Windows 11 has left users unable to open apps like Notepad and Snipping Tool, as they are greeted with error code 0x803F8001.

Windows 11 is becoming a crash-happy nightmare as two new bugs are frustrating users.

The first big Windows update of 2026 is a glitchy mess - here's the full list of bugs and fixes ...

For many Windows 11 users, routine computing recently came to an abrupt halt. Core system apps such as Paint, Notepad, and ...

Windows 11 users are reporting a disruptive wave of application failures, with many unable to open essential system and third-party apps ...

Microsoft's January 2026 security update has broken Windows 11 apps like Notepad and Snipping Tool, introducing dual bugs ...

If you’ve signed in with a Microsoft account, your disk is likely already encrypted, and the key is likely already stored on ...

Microsoft has released emergency, out-of-band updates on Saturday for Windows 10, Windows 11, and Windows Server to fix an ...

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