Ms. Windows has facility to run an application using a different user. With this menu we will be able to access the applications that need other user authority without login using it's username. The menu called : Run as different user
To display the menu Run as different user::
Highlight the application shortcut that you will be run, press and hold the Shift key while you click the right mouse button, then it will show the Run as different user menu.
Click on Run as different user then the dialog to enter username and password for other user accounts will appear.