|There are 2 options for how to change the date/time.
|［Change dates of all media files to keep their time the same, relative to the selected media file］
Select this to manually adjust the date/time of one of the selected media files. According to this adjustment, the date/time of other media files will be automatically shifted to maintain the same time interval.
|［Change date by specifying a time interval］
Select this to specify how many hours, minutes, or seconds should be advanced or returned from the original date/time of the selected media files.