The system files used to load the operating system are missing or damaged. The hard drive’s system partition is damaged due to sudden power cuts, virus infection, or disk write error.Ĥ. Multiple hard drives have been connected to your computer and you have set a wrong drive to boot from.ģ. The computer’s BIOS does not support the hard drive.Ģ. There are five major causes for “Error loading operating system” in Windows 11/10/8/7:ġ. I can access the hard drive files via CMD from the recovery menu! Can anyone help?” I forced shutdown and restart the computer, and it is still on the error screen. “I have a problem that I have found in other posts, Error loading operating system in Windows 10! The system updated and restarted overnight and now I am stuck with this. The startup issue generally occurs after the fresh installation of the Windows operating system, sudden power failure, system crash, or system restart. And there are users who receive the error message when they boot their computer from a Windows recovery USB drive. Some users encounter Lenovo “Error loading operating system” while some users are troubled by Dell laptop “Error loading operating system”. It is found on different brands of computers. Sometimes, when you try to boot your Windows PC, you may come across an error message: “Error loading operating system”. Overview of “Error loading operating system” How to prevent data loss from “Error loading operating system” again.How to fix 'Error loading operating system' in Windows 10.

What situations may lead to this error?.Overview of “Error loading operating system”.

Failed to load disk access driver