By using the above tutorial, you will be able to manage / generate your keys:-
New Key - For those using the platform for the first time, or if it has been deleted from your computer due to a technical fault
Back up Key - A key can be generated, and saved to a USB in order to be used on another computer
Load Back up Key - If you have generated and saved a key to a storage device, you can now load and use on another computer.
Delete Current Key - If you are using a public computer or one that you do not usually use, and then you will need to delete the key after use for security reasons.