EDIT: It did - changing that setting back to "AHCI" resulted in a, "This operating system failed to start", message when I tried to boot XP. Changing the BIOS back to the "IDE" setting didn't fix ...

A bad system config error on a Windows machine can stop you dead in your tracks. Here are some things to try to troubleshoot and fix the pesky issue.

This common error in Windows is an annoying one when it happens, but it can be easy to fix. Here's how to do it.

To fix An operating system wasn’t found error on Windows computers, first check if the Disk Type is GPT or MBR, and then follow these steps.