See: Enabled, General ( Only Active Commands or Rewards ) or Notifications ( Enabled, Introduction, User Template, User Separator, Command Template or Command Separator )
The follower rewards control what commands, if any, are reward to users when they follow your channel for the first time.
To enable follower rewards you must toggle them on.
You can see if follower rewards are currently enabled by the overlay icons in the navigation menu and window title bar. When enabled the overlay icon is shown, e.g.
When disabled, the icon will be used instead.
General
See: Only Active Commands or Rewards
The general tab of the follower reward screen controls what if anything is rewarded when you get a new follower.
Notifications
See: Enabled, Introduction, User Template, User Separator, Command Template or Command Separator
The notification tab of the follower reward screen controls what if anything is sent to chat when you get a new follower.