Click the "Members" button on the right side, identify the desired individual, click the three dots on the top right of their profile, click "Remove" and then "OK".
You must have moderator status for this action.
How to remove a person from a community
Click the "Members" button on the right side, identify the desired individual, click the three dots on the top right of their profile, click "Remove" and then "OK".
You must have moderator status for this action.