Nikon D3200 Reference Manual page 62

Create small copies of selected photographs.
2
Select Resize.
To resize selected images, press MENU to display
the menus and select Resize in the retouch
menu.
Choose a size.
Highlight Choose size and press I_.
The options shown at right will be displayed;
highlight an option and press _).
3
4
Choose pictures.
Highlight Select image and press I_.
Highlight pictures using the multi selector and
press the q[] (?) button to select or deselect (to
view the highlighted picture full screen, press and
hold the e button). Selected pictures are marked
by a _ icon. Press _) when the selection is
complete.
Save the resized copies.
A confirmation dialog will be displayed.
Highlight Yes and press _) to save the resized
copies.
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