If you are not a developer, register first
If you are not a developer, you need to register as a developer.
Click on the “Register as a Developer” link (highlighted above).
In the first step “Accept the terms” and click continue.
In the second step “Tell us about you”, select the appropriate section and click continue.
Now you are a Facebook Developer. Click “Done” and you can now create the application.
Create Facebook App
Click on the “Create New App/ Add a New App” link.
Enter the App Display Name and the contact email and click the “Create App ID”.
Now it will redirect to the “Add Product” page and in this page click the “Set Up” button in “Facebook Login”.
Click the “Web” button.
In the “Site URL” section add your site url and save it.
(Note: You can see your site URL in the top of the plugin facebook settings. See the below image)
Note: If the “Quickstart” page is blank and you cannot enter the domain url, please go to “Settings > Basic” section, just below the Dashboard and then click the “Add Platform” as shown below.
Then select the “website” as given below.
In this page you can add the site url and save it.
Click on the “Facebook Login >Settings” link as shown below.
Here disable the “strict mode” and in the “Valid OAuth redirect URIs”, please use your site url and save it.
The app is ready now. Click the “Dashboard” link in the menu to see the app id and secret.
In the “Dashboard” we can see the App ID and App Secret.
The App ID and App Secret are now ready. Click the “Show”button to see the App Secret. (The app secret is in alphanumeric and DON’T use ******* as App Secret.)
Here the app is in development mode. Only the developer can view the posts now.
To make the app ‘Live/Public’, please go to the ‘App Review‘ page.
In this page please select the ‘Live/Public’ mode by selecting the ‘YES’ button.
Now a ‘green indicator’ will display next to the app name as in the below image.
You can now use the facebook app keys in the plugin. There is no need of submitting the app for approval.
Now enter these keys in the plugin settings in your site.
After entering the keys in the facebook settings page, you need to “Authorize” the account. (The authorization section is present in the wordpress plugin section).
You can see the FB pages in the settings page only after authorizing FB account.
When you click on the “Authorize” button, it will redirect to a facebook popup dialog box.
There is some warnings and you can ignore the warning and click the “OK” button.
Select the “Public” option and click OK.
In the step 3 click OK and the authorization is complete.
Now you can see all your fb pages and you can select the fb page to auto publish.