Go to Settings > Shipping Carriers > UPS.
Click Set Up adjacent to the UPS logo.
Enter your UPS credentials.
Click OK.
You can sign up with UPS if you do not have an account already.
To obtain UPS account details:
Log in to your UPS billing center.
To find your UPS account number, read this blog.
On the Overview page, you will be able to find all invoices. Select the specific Invoice number of the parcel being shipped. Invoice date and parcel name can be obtained from here.
Control ID will be available on the top-right corner of a printed invoice. It will not be specified on their website.