Facebook provides great plugins to us conveniently such as box comment, facepile or login with Facebook. This article introduces how to get facebook app ID for creating box comment.
: This article is only for Facebook comment. If you want to create an OAuth login application, please go to this link: https://mmosolution.com/blogs/How-To-Create-OAuth-Facebook-Login-Application.html
Create a Facebook application
First, go to https://developers.facebook.com -> Apps -> Add a New App
Second, a popup show immediately and you click website.
You can skip the tutorial and create app ID
Fill display name and select the categories as below image.
Choose Settings on left column and get app ID quickly.
Now, you have an app ID to use for own purpose.
How To Create Facebook App