Hard disk changes the magnetic property of platter surface to 1 or 0 when reading or writing data. Files are stored on the surface of magnetic and rotating platters in hard disk case. Hard drive is a kind of storage devices which is used to store digital data. We'll explain reasons in an easier manner. Why deleting and formatting is not the same as erasing hard drive?Īre you one of those who hold the view that deleting a file is similar to erase it? If yes, you should take a fresh look at this issue. Everything on the hard disk has been backed up to my external hard drive, I'm hoping one of you here can tell me how to clearing PC step by step? I know how to install Windows from CD but have no idea how to safely wipe hard disk. What I want to do is cleaning hard drive completely and reinstalling Windows 7 (its configurations does not suitable for Windows 10). "What is the best way to clean the hard drive of my laptop? I'm going to selling it to someone but want to ensure all personal files are securely erased. If you view tech forums or comminutes online, you can see lots of users looking for an easy way to clean storage devices, and here is one of them: Though operating system cannot see deleted or formatted data and the drive looks empty, average users are able to get back lost data easily with the help of hard drive recovery software. Formatting a hard drive does not completely erase data either. Simply deleting files by Shift + Delete or emptying the Recycle Bin does not permanently clear data, as deleted files can easily be recovered by recovery software. However, the fact is that wiping out a hard drive is not as easy as deleting data or formatting hard disk. You may have already formatted the hard drive or deleted files on it in order to erase sensitive personal data and avoid becoming the victim of identity theft. It's common to most users to sell or give away computer or hard drive when they want to dispose of old device or upgrade to new ones. Method #3: Clean PC hard drive by physically destroying it.Case #4: Securely overwrite deleted files only without affecting existing data.Case #3: Permanently erase certain files or folders on hard drive.Case #2: Fully wipe a computer internal hard drive that includes OS.Case #1: Erase an external disk / SD card.Method #2: Wipe a hard drive using free disk eraser – DiskGenius Free Edition. Method #1: Completely wipe computer HDD by resetting your PC.Overview on wiping a hard drive in Windows 10.Remember that depending on the hard drive's size, the format could take a long time. However, if you are not sure about the drive's condition, it is best to skip the option. The quick option is optional to perform a format more quickly. In the command, replace FILE-SYSTEM with the name of the file system you want to use, such as NTFS or FAT32, and replace DRIVE-LABEL with the name of the drive as you want it to appear in File Explorer. Type the following command to format the partition using the NTFS file system, set a drive label, and press Enter: format fs=FILE-SYSTEM label=DRIVE-LABEL quick.Type the following command to convert the partition style to GPT and press Enter: convert gpt.Type the following command to confirm the drive is still selected and press Enter: list disk.If you need to set up a GPT partition style, use the other steps (see below). If the partition has a mark in the GPT column, it's not an MBR partition. You can determine if the drive uses an MBR or GPT partition style with the list disk command. Quick tip: You only need to set a partition as active when using the MBR (Master Boot Record) partition style.Type the following command to make the partition active and press Enter: active.Type the following command to select the new primary partition and press Enter: select partition 1.Type the following command to create a new partition and press Enter: create partition primary.If the drive doesn't have a GPT mark (*), it's an MBR partition. You should be able to determine the partition type with the list disk command. If the partition is already MBR, you don't need to run the command, but running the command won't affect the process. Quick note: This step is only required if the drive is currently set GPT, and you must use MBR partition style.(Optional) Type the following command to convert the drive to an MBR partition style and press Enter: convert mbr.If the correct storage is not specified, perform step 5 again. Quick note: The output should include an asterisk (*) next to the selected drive.Type the following command to confirm the drive is still selected, and press Enter: list disk.
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