The documentation portal is undergoing maintenance. During this period, you can't create any new user credentials. If you do, you'll need to recreate the user credential after the maintenance period ends.
Create templates to group the address ports that you plan to reuse.
You create custom templates by selecting ports from the Basic and Advanced templates. You can select the custom templates when you create subsequent Address Validator transformations.
Templates are not repository objects. Templates reside on the machine you use to create them.