What is proxy user (subuser) and how to create it?

Proxy user is one of authorization method. It lets you authorize with User:Pass. If you choose this authorization method, you will need to use Username and Password credentials together with your Ports section. More examples here.

Once you have a subscription plan, go to the ‘Proxy User’ tab in the dashboard and create proxy user. Set limits, follow traffic dedicated to different tasks, locations, or similar.

If you need you can purchase additional proxy users at any time.