Dual capture is automatically on. This means that Nokia Pro Camera stores both the 5MP photos and the full-resolution photos (34MP/38MP). If you don’t want to save the full-resolution photos, you can switch dual capture off. In Nokia Pro Camera, tap … and tap settings. To switch dual capture on or off, change the setting for Capture mode.
Note: This applies only to Nokia Pro Camera in the Nokia Lumia 1020.