Nikon D5300 - Manual (Page 211)

191 A Custom Settings: Fine-Tuning Camera Settings
2
Enter additional dates or edit existing dates.
To change a date or enter additional dates, highlight a slot,
press
2, and enter a date as described above.
3
Choose a date.
Highlight a slot in the date list and press J.
4
Choose a date counter format.
Highlight Display options and press 2, then highlight a
date format and press J.
5
Exit the date counter menu.
Press J to exit the date counter menu.