You can type a simple command in Windows PowerShell to quickly wipe a second storage drive or external drive. If you want to ...

5. Erase Once youâ ve chosen your options, hit Erase and wait for it to finish. Your hard drive will be as clean as a whistle ...

Select your hard drive, then select Security Options. From here, slide the slider to Most Secure. Follow the prompts asking if you really want to erase the drive, and sit back while it runs.