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.

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