After you've scheduled a match, the match will be shown on your activity feed.
Select your match in the activity feed
The detail page of the match will open on the "overview" page
Add the goals by pressing the +
Add the players that scored by selecting the by pressing the "Add who scored" button (Player will get goals stats)
Add the players who gave the assists by pressing the "Add who scored" button (Player will get assist stats)
Add the players that have played by pressing the "Add players" button(Player will get matches played stats)
Your team members can change or add match facts anytime.
Note: Followers can not update or change the score