Add/Edit Windows Environment Variable for Non-Administrator User

There are two ways to do this on Windows 10.

1.  Click the Amplifying glass from the Task bar, type "environment", and select "Edit environment variable for your account", which opens the GUI to edit the Windows environment without prompting for a administrator's password.
2. Press the "Window" and "R"  keys at the same time to open the "Run" window, and type the following,

   
   rundll32 sysdm.cpl,EditEnvironmentVariables