# Slack and Teams

To use Slack and Teams as output channels for MailScheduler, you will first need to go through their respective setup steps, [slack-setup](https://docs.infotopics.com/mailscheduler/features/slack-and-teams/slack-setup "mention"), [teams-setup](https://docs.infotopics.com/mailscheduler/features/slack-and-teams/teams-setup "mention"). Afterwards, you can read [using-external-messaging](https://docs.infotopics.com/mailscheduler/features/slack-and-teams/using-external-messaging "mention") to see how to start sending messages.