Change ftp preset?

how edit ftp preset? in export dialogue box, if click edit... choose preset want edit, after making changes , clicking ok, if go same preset, nothing has been changed?!? doing wrong?

look here, need open drop-down 'presets' on top:

note: before click “ok”, make sure save current settings preset (top of window) export preset use these server settings.

lightroom workflow: ftp export preset – matt jones photography

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