To sync your Facebook with your King account, simply follow these steps below. Please note that if the King account has already been synced with any other Facebook account or if your Facebook has been connected with a King account before, you cannot sync any further accounts to that specific account.
-Login to King.com on a computer (doesn't work on a mobile device) -Go to Settings -Choose Account -Type your password -Click on Synchronizing/ Connect to
Facebook -Click on the two arrows -Log in to Facebook in the new window and you're done!