1. Go to Authentication > Policies > Selectors.
  2. On the Selectors page, click Create New Instance.
  3. On the Type tab, do the following.
    1. In the Instance Name field, enter a name for the instance.
    2. In the Instance ID field, enter an ID for the instance.
    3. In the Type menu, select OAuth Client Set Authentication Selector.
    4. Click Next.
  4. On the Authentication Selector tab:
    1. Click Add a new row to Clients.
    2. In the Client ID menu, select your client, and click the Update action.
    3. Click Next.
  5. On the Summary tab, review your configuration. Click Save.