If when you boot Windows 11/10, you see Non-System disk or disk error, Replace and strike any key when ready on a black screen, this post will help you.

If when you boot your Windows 11/10 computer and you receive the No boot disk has been detected or the disk has failed error message, then this post will help you.

I got a Non-System Disk or Disk Error when I booted up my 2 year old Compaq notebook. After restarting about 50 times over the span of half an hour, Windows eventually started successfully.