Brother MFC 9970CDW - Manual (Page 185)

ControlCenter2
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Image (example: Apple Preview)
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The Scan to Image feature lets you scan an image directly into your graphics application for image editing.
To change the default settings, click the button while holding down the Ctrl key and choose Software Button.
If you want to scan and then crop a portion of a page after pre-scanning the document, check the Show
Scanner Interface box.
If you want to scan a duplex document, check Duplex (two-sided) Scanning and choose
Long-edge binding or Short-edge binding. (For MFC-9560CDW and MFC-9970CDW)
Change the other settings, if needed.
To change the destination application, choose the destination application from the Target Application
pop-up menu. You can add an application to the list by clicking the Add button.