title: Can't Change Environment Variables
body: <p>I'm trying to set up my command prompt to execute my Python code. I downloaded Python, but it's not showing up in my System Variables. And to add on to that, I don't know how to add System Variables because the buttons are all grayed out:    </p>
  
  <p><a href="https://i.stack.imgur.com/imLyi.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/imLyi.png" alt="enter image description here"></a></p>
  
  <p>Am I doing this wrong or am I totally on the wrong track?</p>