Use the following steps to apply a transform to a flow step.
- In Flow Builder, click + to select the transform icon. The Define transformation advanced field editor (AFE) opens.

- In the Rules section of the AFE, use the extract drop-down menu to select a field from your export data, then in the generate text box, enter the field name that you want sent to the next step in the flow.
Drag and drop the fields as needed to change the order in which the rules are applied.

When your data meets the requirements for the next step in your flow, click Save & close.