To open powershell type "Powershell" in the search box of the Start Menu.
Format F: /P:5
F is the letter of the drive.
/P:5 says write over the entire disk 5 times.
You may be asked what the volume label is for that drive. Right click the drive and the first field listed under the General tab will be the label. You can also change the volume label here. In this case the volume label is "Storage".
Be prepared for a long wait. In this case I have a 500 GB HDD and after 14 minutes I have completed 2%.
Sanitize: The data is destroyed in such a way that it is not possible to retrieve or restore the data even through forensic methods. Western Digital specifically offers the Sanitize option and describes it.
Secure Erase: Just as secure as Sanitize. The data is deleted and the encryption key that is used to retrieve the data is erased. A new encryption key is randomly generated. reddit post
Frozen State: One common issue when erasing your SSD is you will get a warning stating that your SSD is in a frozen state. To fix it see this post or this youtube video.