# Channel posting policy {!admin-only.md!} By default, anyone who belongs to a channel can also send messages to the channel. However, sometimes it's useful to have a channel (often a [default channel](/help/set-default-channels-for-new-users)) where only certain users can send messages. {start_tabs} {relative|stream|all} 1. Select a channel. {!select-channel-view-general.md!} 1. Under **Channel permissions**, configure **Who can post to the channel**. {!save-changes.md!} {end_tabs} {!automated-notice-channel-event.md!}