What you can do:
Update your organization’s Legal Trading Name, Tax Identification Number (TIN), and Billing Type.
Update other basic information such as First, Middle, or Last name, Address Line, City, Zip, Region, and Mobile Number.
STEP 1: To change your account details in Fast File, click on the Account Name then select User Settings.
STEP 2: Make the necessary changes then click the Save button below.
