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Property (As DateTime )
aDesktopDateTimePicker.MaximumDate = newDateTimeValue
DateTimeValue = aDesktopDateTimePicker.MaximumDate

New in 2021r3

Supported for all project types and targets.

The latest date/time that can be selected.

Sample Code

Set the maximum date/time to now:

DateTimePicker1.MaximumDate = DateTime.Now

See Also

MinimumDate property.