In your account, go to your events home page for which you want to enter scores. From this page, you will enter your events "Pin," which is needed when entering scores/misconduct from either the public pages or your admin account.
At the top of the page, select "Scoring" and then "Scoring Entry."
Enter the event pin number you designated in the event setup.
Enter the "Match Number" and/or use the filters at the top to select your game, then enter the score and press "Save".