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When you do connect and go to login, be sure to add MAIN\ in front of your username. For example: MAIN\abcbbu instead of just abcbbu.
Quick Instructions
Download Remote Full Screen.rdp to your computer.
Once downloaded, right-click on the file and select Edit.
For computer name, enter your office's computer hostname using the instructions listed above.
For user name, enter MAIN\ followed by your username. MAIN\abcbbu
Click Save
Now when you double-click on the icon, it should bring you to your office computer.
ITS Instructions
See https://www.rit.edu/its/services/helpful-resources/remote-desktop-gateway