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

Rapid7 links China-linked Lotus Blossom to a 2025 Notepad++ hosting breach that delivered the Chrysalis backdoor via hijacked ...

Rapid7 dropped a write-up on the Notepad++ update-chain abuse and - finally - it comes with real IOCs - update.exe downloaded ...

Launch multiple apps at once, clear temporary files, and more.

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

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

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

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 ...

By AJ Vicens Feb 2 (Reuters) - A Chinese-linked cyberespionage group with a long history hijacked the update process for the ...

(Corrects first paragraph to show the app is on desktop, not mobile) By Deepa Seetharaman SAN FRANCISCO, Feb 2 (Reuters) - ...

The hosting provider's compromise allowed attackers to deliver malware through tainted software updates for six months.