LinkedIn OAuth requires you to fill in the LinkedIn Client ID and Secret.
To enable LinkedIn OAuth on your workspace,
Go to . Click Create app.
Fill in the required information, then hit Create app.
In the Auth tab of the app, add the Authorized redirect URL.
Copy the LinkedIn Client ID and Secret.
Navigate to OAuth settings (Administration > Workspace > Settings> OAuth) in your workspace.
In the LinkedIn tab, fill in the OAuth credentials you copied earlier and toggle on LinkedIn Login.
Click Save Changes. A Sign in with LinkedIn button appears on your workspace's login page. Users can now sign in with LinkedIn by clicking that button.