Please follow the instructions below to authenticate your UPS Account:
(1) Run a Rate using UPS services, and you will then be prompted to authenticate the account. Click "OK".
(2) You will then get the following prompt:
(3) You will then be directed to UPS, where you will need to sign in to finish the authentication:
After you successfully log in, you will be able to start rating with that UPS account.
Let us know if you have any issues.