Help! Forgot Forceware login password

Guys, I forgot the password, the default Username/Password: "admin"/"force" or "sbhacker"/"sbh doesn't work. 

I searched for solutions and found a post:

SSH into forceware and run the following command (change "yournewpassword" to desired password)
Code:

Now take the results from the previous command and use it to replace the word "output_here" in this command and run it
Code:

Example
Code:

Now you can log in the WebUI with the new password

I know it's stupid to ask, but what does it mean to "SSH to forceware" and how exactly should I do?