System - Environment - Set Variable sets the value of an environment variable for a process, user or local machine.

 

 

Variable name

The name of an exiting variable contained in the selected scope.

 

New value

The new value for the selected variable name.

 

Variable scope

Select Process, User or Machine variable scope. These variable scopes refers, more or less, to Windows 10 Process, User and System variables. The Windows process variables consist of Windows User and System variables.