chkdsk X: /spotfix If you only want to know if the drive has physical issues without spending 10 hours:
A loose USB cable or a power-saving feature that turns off the USB port mid-scan is disastrous. chkdsk expects the drive to remain responsive. If the connection drops during the repair phase, you can render the partition unmountable. Always use a powered USB hub for 3.5-inch desktop external drives. chkdsk external drive
After a repair, especially with /f , chkdsk often creates large folders named FOUND.000 , FOUND.001 , etc., containing FILE0000.chk files. These are recovered file fragments. They are not automatically renamed to their original extensions. Recovering meaningful data from .chk files requires third-party tools or manual hex inspection. chkdsk X: /spotfix If you only want to