Have a read of what the moderator said in the post below, sounds to be the same to me: https://care.king.com/en/candy-crush-saga/candy-crush-reset-my-level-to-1-and-wont-connect-to-the-right-facebook Thank you. problem resolved. :)
Check in Safari that you're also logged out of your Facebook which is connected to your business email, if it's already logged in there it will auto log you into it if you hit connect in-game. If it is disconnected but still logging you into that account automatically, I'd make sure to clear your cache and cookies from…