Activate the checkbox to enable PA-RUN in the Windows Explorer Context Menu: When you right-click any file in Windows Explorer (or on the desktop) the Context Menu appears:
▶ Please note: Changing the state this specific checkbox is allowed by Windows only if PA-RUN has elevated privileges (i.e. when there is a RED shield icon 
in the PA-RUN status-bar). For your convenience, PA-RUN will offer to restart itself with elevated privileges when you click on this checkbox:
See also: Environment Options