Improve the functionality of the Date Time control by providing users with a calendar that displays week numbers. For example, when planning the time frame of your project, you can use the week numbers to ensure that you meet the deadline.
For more information, see Adding controls.
Open the view with the control that you want to edit.For more information, see Accessing views in your application.
In the configuration pane on the right side of the window, hover over the control, and then click the Edit icon.
On the Presentation tab, in the Editable Settings section, clear the Use native control on mobile check box.
Select the Display week numbers on the calendar check box.