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

Marketplace that were collectively installed 1.5 million times, exfiltrate developer data to China-based servers.

Microsoft said Colouring Book in Paint is an AI-powered feature that lets users create colouring book pages from a prompt.

Notepad and Paint for Windows 11 are getting yet more updates, but Microsoft should really be focusing on other in-box ...

Microsoft emphasizes that these AI features are entirely optional and can be turned off in Notepad’s settings. This Windows ...

Claude Code generates computer code when people type prompts, so those with no coding experience can create their own ...

Based on a response from an independent advisor named Harold Milan to a forum post from an affected user, this error typically pops up when the Microsoft Store can't validate a license. This could be ...

You can spend money on third-party PC optimization tools to improve performance, but Microsoft PC Manager claims to deliver ...

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 ...

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