.. Under Log in with PayPal click on *Advanced Settings*.
.. Set the value of the *Return URL* field to the value of *Redirect URI* from {project_name}. Note that the URL can not contain `localhost`. If you want to use {project_name} locally, replace the `localhost` in the *Return URL* by `127.0.0.1` and then access {project_name} using `127.0.0.1` in the browser intead of `localhost`.
.. Ensure *Full Name* and *Email* fields are checked.
.. Click *Save* and then *Save Changes*.
. In {project_name}, paste the value of the `Client ID` into the *Client ID* field.
. In {project_name}, paste the value of the `Secret key 1` into the *Client Secret* field.