After login to freightdesk.online/login go to settings page, the link is listed on the top bar. On the left-hand side of the page, click on connections and then press Add Carrier button then locate and press UPS into the Parcel Carriers list. The Add Carrier Modal is used to establish the FDO's connection to UPS web services. Enter the information asked in this Modal and then click on Verify and Save button. You will see a success message if your credentials validated and saved. If not, correct them and try again.