Looking for logging into the Playfab 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 Playfab site. After that you can login as usual with your login credentials.
https://developer.playfab.com/en-us/login
https://api.playfab.com/docs/tutorials/landing-players/best-login
https://api.playfab.com/documentation/client/method/LoginWithCustomID
https://playfab.com/tags/login
https://api.playfab.com/documentation/client/method/LoginWithEmailAddress
https://api.playfab.com/documentation/client/method/LoginWithAndroidDeviceID
https://api.playfab.com/documentation/client/method/LoginWithPlayFab
https://api.playfab.com/documentation/client
https://api.playfab.com/documentation/client/method/LoginWithFacebook
https://api.playfab.com/documentation/client/method/LoginWithIOSDeviceID
https://api.playfab.com/documentation/client/method/LoginWithGameCenter
https://api.playfab.com/docs/tutorials/landing-enterprise/enc-login
https://community.playfab.com/questions/12734/more-login-examples-for-unity.html