Determine if CUIT "manages" your computer. This means CUIT provided your computer to your department and provides IT support to your department when you have issues. The easiest way to check if you have a managed computer is to look on your computer and see if you have the CUIT software download center installed:
CUIT-managed Windows computer
CUIT-managed Mac computer
The CUIT Software Center icon is on your desktop:
The Self Service center is in your Applications folder:
Select the button corresponding to the type of computer you have, and follow the steps to install the app.