Fatal Device Hardware Error. This error, as its name says, is due to a problem in the device hardware. Five Ways to Fix The Fatal Device Hardware Error.
Uncorrected errors are classified as either fatal or nonfatal. Fatal disk error primarily indicates that your hard drive is failing, and it is near to die. And follow these steps to fix fatal device hardware error.
The hitch has a number of triggers Rescan The Disk.
Try connecting the device to the computer with different USB cables.
And follow these steps to fix fatal device hardware error. There is no doubt that recovering data from the external drive must rank the first when a device hardware error occurs, especially when you need to format the drive to regain access the drive and formatting will wipe all data on the drive. However, there are 'some' fixes which you can try before attempting to back up your data and moving it to another hard drive.