If you are using Super Socializer, Heateor Login or Heateor Social Login plugin for Social Login, follow the steps mentioned below to enable Facebook login at your WordPress website or to create Facebook App ID and Secret to track Facebook shares.

Steps To Enable Facebook Login

1. Navigate to Facebook Developers section and login to your Facebook account, if you are not logged in already. This should not be your business account.
   If you are here first time, you will see the screen shown in the screenshot below. If  you have created apps before, move to step 3.
   
2. Select the role that describes you betterClick Create App button and navigate to step 4.
3. Click My Apps and then click Create App button
4. Select Consumer and click Continue
5. Specify the name of your app in App Display Name option (You can enter whatever name you like, but it’s recommended to enter your website or company name in this field), specify your App Contact Email, leave Do you have a business manager account option as is and click Create App ID button
6. Click Set Up in Facebook Login section
7. Select Web 
8. Open your website homepage (at which you have installed the plugin) in browser, click the address bar so that website url gets highlighted, copy this url and paste it in Site URL option. Please make sure that this url includes http:// or https:// (for example: http://mywebsite.com or http://www.mywebsite.com)
   Click Save button
9. Navigate to Settings > Basic section from the left sidebar
10. Specify your website domain in App Domains option. For example, if your website’s homepage url is www.mywebsite.com or mywebsite.com, you have to save mywebsite.com and www.mywebsite.com in this option. Note that you have to save two domains here.
    Note: If your website url has directory/folder after domain (For example- http://www.mywebsite.com/dir), then save domain without directory/folder appended to it (mywebsite.com and www.mywebsite.com) in above option.
    Specify Privacy Policy URL.
    Select Data Deletion Instructions URL in the User Data Deletion option and specify privacy  policy URL in the option right below it. In the privacy policy of your website you can specify how your website visitors can get their data deleted as mentioned at the link https://support.heateor.com/gdpr-and-our-plugins/
    Select the category that your website belongs to, in the Category option. Optionally, you can upload App Icon. This will be shown to users when they authorize your app on first Facebook Login.
    Scroll down a bit. Ignore the Business Verification and Individual Verification part
    Scroll down some more. Optionally, specify what is the Business Use of your app and contact details of your Data Protection Officer (if applicable and optional).
    Click Save Changes button
11. Turn ON the Facebook app Status button
12. Click Switch Mode in the Switch to Live Mode popup
13. Click Show button in front of App Secret. Copy App ID and App Secret and paste these in the Facebook App ID and Facebook App Secret options of your plugin. Do not forget to Save Changes after configuring all the options on plugin settings page. You need to follow the remaining steps to get Facebook login working
14. Navigate to Facebook Login > Settings section from the left sidebar
15. Add following url in Valid OAuth Redirect URIs option:
    If using Super Socializer plugin
    Append /?SuperSocializerAuth=Facebook to the homepage url. For example, if http://mywebsite.com is the homepage url of your website, you need to save http://mywebsite.com/?SuperSocializerAuth=Facebook in this option
    If using Heateor Login plugin
    Append /?HeateorFblAuth=Facebook
    to the homepage url. For example, if http://mywebsite.com is the homepage url of your website, you need to save http://mywebsite.com/?HeateorFblAuth=Facebook in this option
    If using Heateor Social Login plugin
    Append /?HeateorSlAuth=Facebook
    to the homepage url. For example, if http://mywebsite.com is the homepage url of your website, you need to save http://mywebsite.com/?HeateorSlAuth=Facebook in this option
16. Make sure that Client OAuth Login and Web OAuth Login options are set to Yes
    Leave other options as is.
    Click Save Changes button
17. Navigate to App Review > Permissions and Features from the left sidebar and get advanced access for public_profile and email permissions