Have you ever wanted to throw away the drop-downs that Power Apps supplies for time fields and simply have the user enter a valid time. For this you would also want to display the time currently stored in the data source and do both in an hh:mm format.
It is not as difficult or complex as you may think and can also all be done within a SubmitForm() action using the Updateproperty of the data card. Here are the steps required.
Unlock the card and delete the two drop-downs for hour and minute and the separator and add a Text Control (I will call it TxtTime1 here and will use DateValue1 as the Date Picker name). Set the DelayOutput of this Text Control to true.
You will get some errors - change the Y of the ErrorMessage control to