Fill the details as mentioned below Application Name: Name of the application. Ideally, it should be the name of your website/business where you are going to integrate Stack Overflow login Description: Description of your website/business OAuth Domain: Domain of your website. For example, if your website is https://website.com, save website.com in it Application Website: URL of the website where you are going to integrate Stack Overflow login Application Icon (optional): Optionally, you can upload the icon representing your website.
These details will be shown to the users when they will use Stack Overflow login at your website.
Click Register your application button
You can copy Client Id, Client Secret and Key and paste these in the corresponding options at the social login configuration page.