After you activate the Countdown app in your site, click the "Countdown column" app in the List's "KWizCom Apps" settings page:
The Coundown column settings page includes the following properties:
Property
Description
Target date column
Select a DateTime column from your list, that column value will be used as the target date and time for the countdown.
Past due behaviour
Select the required countdown column behaviour once it reaches the target time:
Show seconds
Check this property if you want the countdown timer to show seconds.
Counter caption
Optional caption to be displayed below the counter.
Optional caption to be displayed below the counter when it has past due.
Optional caption to be displayed below the days counter.
Optional caption to be displayed below the hours counter.
Optional caption to be displayed below the minutes counter.