It depends on whether the ELAC is an LRU (line-replaceable unit, i.e. a box with ports that can be swapped at an airport) and whether a software update can be uploaded into a unit that is installed (not all aircraft have a "firmware update via cable or floppy", so to speak)
It depends on whether the ELAC is an LRU (line-replaceable unit, i.e. a box with ports that can be swapped at an airport) and whether a software update can be uploaded into a unit that is installed (not all aircraft have a "firmware update via cable or floppy", so to speak)