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

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 ...

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

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.

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