Main

Enabled

This allows to enable the Schedule as soon as it will be created.

Name

The Schedule Name is used for identifying it in the list.
It can also be used as a placeholder inside the e-mail sent to users.

Dashboard

This is the dashboard that will be used as a Trigger (if using the “Data condition” mode) and as an attachment Action (when exporting the Dashboard to send as a e-mail).

If you opened the “Create Schedule” dialog from the Dashboards action menu, then the Dashboard is already selected.
Otherwise, click the Select dashboard button.
This opens the Select dashboard dialog to let you find the desired Dashboard :