Making an ISO image of a hard drive means creating a 1-to-1 backup copy that consists of a .iso file. Here are two ways to do just that.

You can create an ISO file from a CD, DVD, or BluRay disc using Windows but you’ll need to use a third-party app as this functionality isn’t built into the operating system.

While creating a system image on Windows 11/10 PC, if you get Windows Backup failed to get an exclusive lock on the EFI system partition error, here is how to fix it.