Bad sector marker

[harimau]

Hello,
is there a free bad sector checker which will cope with external drive and flash drive as well as the hard disk?

 

[GunBladeType-T]

Hello,
is there a free bad sector checker which will cope with external drive and flash drive as well as the hard disk?

Type Chkdsk /f /r [Driveletter] to repair and fix bad sectors or rightclick over drive in my computer and select fix disk.