From within the Android app:
1. From the dashboard, click on the property to be updated.
2. Under actions, choose 'Change Date'
3. Enter new time and date and save.
From the Web:
1. From the Dashboard, click on the calendar icon associated with the property to change the date
2. Click on new date in the calendar. Use drop down boxes to adjust time if necessary.
3. Click on orange check to save the changes or orange X to discard the changes.