Log in to your Facebook account and go to the Manage Apps page.
Learn how to enable Facebook Login in the Dream Social Login app.
Before You Begin
You need a Facebook Developers account. If you don't have one yet, sign up at Facebook for Developers first.
Facebook Login allows customers worldwide to sign in quickly with their Facebook account. All required information (App ID, App Secret) is issued at Facebook for Developers and entered into the app.
In the Dream Social Login app, go to Settings → API Keys → Facebook and enter the following:
https://shopidreamapps.com/facebook/authhttps://shopidreamapps.com/facebook/auth.Log in to your Facebook account and go to the Manage Apps page.

Click Add a New App.

View the app type selector in the popup.

Fill out the app creation form.

Select Facebook Login from the available options.

Proceed with the Web item.

Enter your site URL and save, then click Continue.

Go to Facebook Login → Settings in the left sidebar.

Configure the OAuth settings and save.
https://shopidreamapps.com/facebook/auth
Click Settings → Basic in the left sidebar.

Complete the form with the required information.
Save your changes.

Enable the app using the toggle at the top of the page.

Confirm app activation.

Click the Show button to reveal the App Secret.

Copy your App ID and App Secret.

Paste App ID and App Secret into Shopify Dream Social Login → API Keys → Facebook, then save.

Basic permissions like email and profile information do not require review. Additional permissions may require a review submission.
If app mode is not activated, only the developer account can log in. Regular customers will not be able to use the login feature.