QuickBooks displays dates as MM/DD or DD/MM based on the regional settings of your operating system.
To change your regional settings, refer to your operating system's Help topics about regional settings.
Set default date on new transactions.
Always display year as 4 digits.
Sets the format for date entries in QuickBooks.
When you select "Always show years as 4 digits," QuickBooks
automatically displays the year as four digits.
When "Always show years as 4 digits" is not selected, QuickBooks
displays the year as two digits; that is, "00" for 2000,
"01" for 2001, and so on.
If you enter a year using two digits—for example, "98" or
"99,"—QuickBooks uses the following convention to determine the
If you type a two digit number between:
To verify the four-digit year, click the calendar icon to bring up the
current month's calendar.
Use shortcuts to enter dates.
Separator to Use
Month/Day Format: Depends on your operating system’s regional settings. (Refer to your operating system’s Help about changing regional settings.)
Date Range: Any year between 1901 and 9999.