You need to format the disk before you can use it.Meanwhile, you'll receive error messages like: The typical symptoms - the power LED is on but the drive is not accessible. You can use it to repair a corrupted external hard disk. WD Quick Formatter is available on the Western Digital official website. How to Reformat WD External Hard Drive Using WD Quick Formatter This is necessary in order to optimize the performance of the drive. Once the WD Quick Formatter is finished reformatting the drive, the drive will only have one partition. The WD Quick Formatter is ONLY for external drives. It is usually used to repair corrupted hard disk when it is unrecognized or inaccessible, fix format issues when Windows was unable to complete the format, change file system, or optimize the performance of the drive. WD Quick Formatter also called WD advanced format utility is a tool that allows you to reformat WD external hard drive to NTFS, FAT32, etc in Windows 11/10/8/7 or other Windows versions. Format Wd External Hard Drive Using Easeus Free Partition Software Everything About Wd Quick Formatter - Wd External Hard Drive Format Tool How to Reformat WD External Hard Drive Using WD Quick Formatter Part 2.