This article will show you how to create a Facebook App Id, Secret key and Access API information for integrating Facebook into your app or website.
Step 1:- Login to Facebook developer’s website with your Facebook credentials. Then Create an application by clicking on My Apps >Add New App
Step 2:- Enter a Display Name and Contact Email for your App (I recommend you to enter the name of your blog/website). Then click on Create App ID button.
Step 3:- Click on App platform button on the App dashboard.
Step 4:- Now, you to have verify reCAPTCHA, after verifying click on Submit button.
Step 5:- Now, you will redirected to dashboard where you can add product for integrations or you can get Access App ID and Secret key by clicking on Settings->basic.
Step 6: Choose Web as a platform for your app.
Step 7: Enter your site url and click save. Then, go to settings under Facebook Login Section.
step 9: Now copy the url that we’ve shared with you through our plugin’s settings page.
step 10: Now paste that url in “Valid OAuth Redirect URIs & Share Redirect Whitelist” section and save changes.
Here is the video also :