How to set Facebook app as a Public

App Not Setup: This app is still in development mode, and you don't have access to it. Switch to a registered test user or ask an app admin for permissions
App not set-up for public used - Facebook permissions issues I have faced in my app development.I thought it will be helpful to others so I have written below blogs for set PUBLIC app in Facebook.

I have add one app in developer account in Facebook using below links.

https://developers.facebook.com/

I got API KEY and SECRETE KEY of Facebook to integrate app.

After adding API KEY and SECRETE KEY of Facebook in my code I got logged in Facebook for my app unfortunately having the issues of permissions and its display as development mode. You don't have access on it.

I did number of things to set permissions in Facebook developer account still same issues raise again. Finally I found the solution of Facebook permissions issues for set public app.

 I will shown you how to set permissions for public app as below you will get more idea using attached screenshots.

1. Add email address : Settings tab → Contact Email fields → Add email address → Save.
   

   
   

   Add your contact email address in contact email fields of Settings tab in Facebook If you add your email address in this field then It will be enable option of do you want to make this app and all its live features available to the general public in status and review tab.
   
2. Enable Yes for do you want to make this app and all its live features available to the general public:
   

   Status&Review Tab → Enable Yes → Save in your Facebook development account.