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

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.

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 ...

Microsoft has released emergency Windows 11 / 10 updates again with KB5078127 KB5078132 KB5078129, and KB5078131.