1. In PingOne, go to Integrations > External IDPs.
  2. Locate the appropriate identity provider (IdP) and then click the details icon to expand the identity provider.
  3. Click the Connection tab.
  4. Copy the callback URL and paste it to a secure location.
  5. Go to the LinkedIn Developers page at https://developer.linkedin.com.
  6. In the My Apps list at the top of the page, select the appropriate application.
  7. Click the Auth tab.
  8. In the OAuth 2.0 Settings section, click the Pencil icon.
  9. Click + Add redirect URL.
  10. Paste the value that you copied from the PingOne console earlier.