More than one date is associated with each photo file: in metadata — [EXIF:IFD0] ModifyDate [EXIF:ExifIFD] DateTimeOriginal [EXIF:ExifIFD] CreateDate on Microsoft Windows — [File:System] FileModifyDate [File:System] FileAccessDate [File:System] FileCreateDate on Linux — [File:System] FileModifyDate [File:System] FileAccessDate [File:System] FileInodeChangeDate and more in metadata — [IPTC] DateCreated [IPTC] TimeCreated [EXIF:ExifIFD] SubSecTimeOriginal [EXIF:ExifIFD] SubSecTimeDigitized [EXIF:GPS] GPSTimeStamp [EXIF:GPS] GPSDateStamp [XMP:XMP-xmp] CreateDate … :and file system dates may change when a file is copied or moved between computers. So it isn't too surprising when computer programs show different dates for a photo. In particular, note that [File:System] FileCreateDate is available on Microsoft Windows but not available on Linux — so perhaps FileC...