exiftool -v2 -xmp:dateTimeOriginal="2005:10:23 20:06:34.33-05:00" a.jpg Microsoft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. All rights reserved. C:\Users\Harmon>cd \temp\dates C:\Temp\Dates>exiftool -v2 -xmp:dateTimeOriginal="2005:10:23 20:06:34.33-05:00" a.jpg Writing XMP-exif:DateTimeOriginal ======== a.jpg Rewriting a.jpg... Editing tags in: APP1 XMP Creating tags in: APP1 XMP JPEG APP0 (14 bytes): JPEG APP1 (1320 bytes): JPEG APP13 (130 bytes): JPEG APP1 (4778 bytes): Rewriting XMP - XMP-exif:DateTimeOriginal = '2005-10-23T20:06:34.33-05:00' + XMP-exif:DateTimeOriginal = '2005-10-23T20:06:34.33-05:00' JPEG APP14 (12 bytes): JPEG DQT (130 bytes): JPEG SOF0: JPEG DRI (2 bytes): JPEG DHT (281 bytes): JPEG SOS 1 image files updated C:\Temp\Dates>exiftool -g1 -all a.jpg ---- ExifTool ---- ExifTool Version Number : 9.30 ---- System ---- File Name : a.jpg Directory : . File Size : 9.9 kB File Modification Date/Time : 2013:06:19 20:16:55-04:00 File Access Date/Time : 2013:06:19 20:16:55-04:00 File Creation Date/Time : 2013:06:19 15:15:01-04:00 File Permissions : rw-rw-rw- ---- File ---- File Type : JPEG MIME Type : image/jpeg Exif Byte Order : Big-endian (Motorola, MM) Current IPTC Digest : c13e64c1715f7990d7a1bc5c75d4a8b8 Image Width : 640 Image Height : 480 Encoding Process : Baseline DCT, Huffman coding Bits Per Sample : 8 Color Components : 3 Y Cb Cr Sub Sampling : YCbCr4:2:0 (2 2) ---- JFIF ---- JFIF Version : 1.02 ---- IFD0 ---- Orientation : Horizontal (normal) X Resolution : 72 Y Resolution : 72 Resolution Unit : inches Software : Adobe Photoshop Elements 3.0 Windows Modify Date : 2013:06:03 12:16:07 ---- ExifIFD ---- Date/Time Original : 2012:01:01 12:00:00 Create Date : 2013:01:01 12:00:00 Color Space : Uncalibrated Exif Image Width : 640 Exif Image Height : 480 ---- IFD1 ---- Compression : JPEG (old-style) Thumbnail Offset : 402 Thumbnail Length : 942 ---- IPTC ---- Caption-Abstract : Green Digital Creation Date : 2013:01:01 Digital Creation Time : 12:00:00+00:00 Application Record Version : 4 Time Created : 12:00:00+00:00 ---- Photoshop ---- IPTC Digest : c13e64c1715f7990d7a1bc5c75d4a8b8 ---- XMP-x ---- XMP Toolkit : Image::ExifTool 9.30 ---- XMP-rdf ---- About : uuid:85dccbf5-cb86-11db-b6b8-96192e2106d0 ---- XMP-dc ---- Format : image/jpeg ---- XMP-photoshop ---- Date Created : 2012:01:01 12:00:00Z History : ---- XMP-xmp ---- Creator Tool : Adobe Photoshop Elements 3.0 Windows Metadata Date : 2013:06:03 12:16:07-04:00 ---- XMP-xmpMM ---- Document ID : adobe:docid:photoshop:85dccbf4-cb86-11db-b6b8- 96192e2106d0 Instance ID : adobe:docid:photoshop:85dccbf4-cb86-11db-b6b8- 96192e2106d0 Original Document ID : adobe:docid:photoshop:85dccbf4-cb86-11db-b6b8- 96192e2106d0 ---- Adobe ---- DCT Encode Version : 100 APP14 Flags 0 : Encoded with Blend=1 downsampling APP14 Flags 1 : (none) Color Transform : YCbCr ---- Composite ---- Date/Time Created : 2012:01:01 12:00:00+00:00 Digital Creation Date/Time : 2013:01:01 12:00:00+00:00 Image Size : 640x480 Thumbnail Image : (Binary data 942 bytes, use -b option to extra ct) C:\Temp\Dates>