The Field List Task Pane is an easy way to add new fields to your forms and reports. With the Field List Task Pane, adding fields is a simple matter of dragging and dropping (or, even just double-clicking).
Figure 30. Field List Figure 31. Show All Fields
With the Field List, you’re not just limited to the fields in the current record source. You can access all the fields in the database by clicking the Show all tables link at the bottom of the Field List.
Showing the Field List Task Pane
View your form in Design View
Choose the Add Existing Fields command in the Tools group on the Format Design Tools Design Contextual tab