5.1 Date Display
This option provides the 【Calendar】display function. The date displayed in the calendar is the current date set in the system.
In addition to displaying the current date, the user can use the 
keys to browse different months, or use the 
keys to browse different years.
5.2 Set Date
This function allows users to set the system date.
5.3 Exit
Exits date settings and goes back to the main menu.
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