You will have blocked a member from taking part.
Before you start
You need the manage-members permission and a plan with community moderation.
Steps
- Open Community → Members and find the person.
- Press Ban and confirm.
To reverse it, press Approve on the same row.
What you will see
The status shows Banned. They lose every space and cannot write; their profile and directory entry disappear.
If something goes wrong
- Their posts and comments stay. Delete posts on the Posts screen.
- No reason is recorded and the member is not told.
- Approving them sends the "you are in" email again.