Delete Pictures from Both Slots
G button U D playback menu
Choose whether deleting a copy of a picture recorded to both memory cards with an option other than [Overflow] selected for [Secondary slot function] in the photo shooting menu also deletes the remaining copy.
|[Yes (confirmation required)]||Before deleting one copy, you will be prompted to choose whether to delete the other. To choose the option highlighted by default, press 2.|
|[Yes]||[Same pictures on w & x] is always selected; selecting [Yes] in the confirmation dialog deletes both copies.|
|[No]||The confirmation dialog displayed is the same as that for pictures for which no second copy exists. Deleting the current picture does not delete the copy.|