Note: Please backup data to somewhere else before you repair the wd disk using diskpart cmd or format tools. Not working? If there were important files on the WD removable disk, you may need to restore data from wd disk that has io device error at first, and then do the following repairing.Ĭlick here to recover files from wd hard drive Mostly, the wd disk can be repaired if it's logically damaged with bad blocks. Or you may directy try this cmd: chkdsk h: /f (if h is the drive that has io error)Ĭheck out this: chkdsk disk is not available for raw drives fixes Type "chkdsk /f" and press enter key to start repairing your wd hard drive.Type "select disk *" to get your target disk selected (You need to replace * with your disk number that shows your own drive that has io error).Type "list disk" to show all drives on your computer.Run cmd from Start, and right click to run it as administrator privileges.Insert WD external hdd to pc if it's an external hdd, and better to the usb socket at the back side of your computer if it's a desktop.
Quick Fix1: When wd hard disk cannot initialize and reported io error, you may try the following method to get it resolved (for logically damaged bad blocks). How do I fix an I O device error on a WD external hard drive?Īlso read: The request could not be performed because of an I/O device error The Problem: WD hard drive io device error when initialize disk in disk management? My passport 2tb usb external hard drive says i/o device error.
WD Hard Drive I/O Error (Cannot Initialize, Unable to open)
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