The software will begin to erase sectors. If you really want to erase the sector data, click "OK". The software will display the following warning message: Click the "Erase" button to perform the function of erasing sectors. In this dialog box, you can change the partition or disk to erase, specify the range of sectors to erase, and specify the characters to fill the disk. Select external hard drive you want to wipe, and then click the menu item "Tools" > "Erase Sectors", as shown in the figure below. Download and run DiskGenius Free Edition. You can specify the characters to overwrite the disk and the scope to be wiped. The erased data on the external hard drive will not be recovered by any software. Use DiskGenius Free Edition to completely clean the sector data for your external hard drive. Method 1: Erase an external hard drive using DiskGenius Free Edition Here's a look at the correct way to erase data from your external hard drive. The basic principle is to override the data. Therefore, if your information is so important and confidential that you want to permanently delete files, you need to wipe the external hard drive and overwrite data sector by sector. If you use file recovery software, you can get back deleted files easily. How do you permanently erase data so that it cannot be recovered? As we all know, after a file is deleted, the file header information of the file is only deleted from file system, while the real file content still exists in the external hard disk.
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