I'm pretty sure you need to get to King.com and log into your account, from there you should find an option in the account settings to link it to a Facebook one. I second the above comment. Same issue!
Hi Meko, I have sent you a private message, so that we can check your player account. Please click on the envelope icon on the top right corner of the screen and kindly get back to me with the details in order to solve the issue. Kind regards, - Mark, Team King Care Same! I have a galaxy note 8 but have tried even on the…