Configure Drupal as an OAuth Server

• Go to Configuration → People → miniOrange OAuth Server Configuration in the Administration menu. (admin/config/people/oauth_server_sso/config_client)

• Under the OAuth Client tab in the Add Client section enter the application name into the Application Name and paste the previously copied callback URL from the OAuth client into the Callback/Redirect URL text field.
• Multiple Callback URLs can be added by clicking on the Add More button next to the text field.
• Click on the Save button