Notification default for new users
The default master switch for new users (check for enabled, uncheck for disabled).
Initial settings
These are the initial settings that will apply to new users registering, and to users that are enrolled in notifications with batch subscription.
Include new posts in the notification mail.
Include new comments in the notification mail.
Select the amount of each item to include in the notification e-mail.
Notification subscription by node type
Tick content types to make available for subscription. Having nothing checked defaults to making all content types available.