Create account on Udemy.
Go to link https://www.udemy.com/user/edit-api-clients/ and click on
Request API Client
Client Id and
The udemy module doesn't have its own affiliate program and you must have an account on Rakuten Linkshare.
Create account on Linkshare.
Login to a Publisher account and go to
Deep Linkingand generate a deeplink. Use this deeplink in settings of the module.