You can drop or withdraw from credit classes in two ways: 1. Online Drop classes online through eConnect (login required).After admission to UT Dallas, follow these steps: accept the offer, submit documents, register for classes, pay fees and prepare for orientation. Learn what a withdrawal letter is, how to write a letter of withdrawal and see a template and an example to help you write your own. Fill out the Withdrawal or Leave of Absence form then follow the directions on the Registrar's Official. Forms page on how to download and sign the form. Forms are fillable online, and can be printed, filled out, and returned to the Registrar's Office. Please make sure entire form is complete before submitting.