Nikon D3200 Reference Manual page 49

II DateCounter
Pictures taken while this option is in effect are imprinted with
the n umber of days remaining until a future date or the number
of days elapsed since a past date. Use it to track the growth of a
child or count down the days until a birthday or wedding.
Future date (two days remaining) Past date (two days elapsed)
Up to three separate dates can be stored in slots 1,2, and 3. The
first time you use the date counter, you will be prompted to
select a date for slot 1; enter a date using the multi selector and
press _). To change the date or store additional dates, highlight
a slot, press I_, and enter the date. To use the stored date,
highlight the slot and press _).
To choose a date counter format, highlight Display options and
press I_ to display the menu shown at right. Highlight an option
and press _). Highlight Done in the date counter menu and
press _) when settings are complete.
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