Looking for logging into the Facebook App site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Facebook App site. After that you can login as usual with your login credentials.
https://developers.facebook.com/docs/facebook-login/
https://touch.facebook.com/
https://developers.facebook.com/docs/facebook-login/android/%3Flocale%3Des_ES
https://developers.facebook.com/docs/facebook-login/review/
https://play.google.com/store/apps/details%3Fid%3Dcom.facebook.katana%26hl%3Des_EC
https://auth0.com/docs/connections/social/facebook
https://www.youtube.com/watch%3Fv%3DEcYDm3QH0oM
https://medium.com/%40taylorhughes/the-right-way-to-implement-facebook-login-in-a-mobile-app-57e2eca3648b
https://justdigital.agency/login-facebook-con-app-ionic/
https://www.ibm.com/developerworks/library/se-integrating-isam-facebook-connect/index.html
https://stackoverflow.com/questions/48533932/not-able-to-get-the-app-secret-for-facebook-login-with-firebase
https://docs.ultimatemember.com/article/20-facebook-app-setup
https://theonetechnologies.com/blog/post/how-to-get-facebook-application-id-and-secret-key