--action Duplicate

[FTW]

Sorry but I don't find the explanation of that command -> --action Duplicate

what it do exactly??

Thanks taking your time to answer me
Best Regards

[rednoah]

DUPLICATE (i.e. hardlink if possible, or copy-on-write clone if possible, or copy if necessary)

You can find the list of options with links to detailed explanations here:
https://www.filebot.net/manpage.html