I have ARW, DNG and JPEG files in my photo folders and I only want edit metadata of JPEG files. Which kind of command I should use? I don't want touch RAW files. The file extensions of the JPEG's may are ".jpg" and ".jpeg".
Add '-ext JPG -ext JPEG' to the command.
Other options at (search '-ext '):
https://exiftool.org/exiftool_pod.html
Direct link
-ext (-extension) option (https://exiftool.org/exiftool_pod.html#ext-EXT---ext-EXT--extension)