How to Calculate Past Due Date on MS Excel. Excel's EDATE and NOW functions can be used to track when an account is overdue, and let the person managing the account know when to send a reminder ...

You can set up conditional formatting in Excel for dates. We have included detailed examples you can try while reading the guide.

One way to correct this behavior is to change your default date system. On the Mac version of Excel, you can do this within the calculation pane of Excel's preferences.