Change the value of the "Artist" tag to John Smith and save to new.jpg

Show and change EXIF information in JPEG files.
More information: <https://github.com/libexif/exif/>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

exif --output={{new.jpg}} --ifd={{0}} --tag="{{Artist}}" --set-value="{{John Smith}}" --no-fixup {{image.jpg}}

click the source code to copy install exif on any operating system with command-not-found.com