Originally Posted by
jimd999
Bump it up.
HA either: (1) doesn't want to pay the $$ to allow their systems to do this or (2) doesn't want to mess with random seat assignment changes online (and doesn't want to pay the $$ to make it work properly).
But the bottom line is: outside of ticketing and check-in online, you can't change your seat on the website. Probably for the same reasons why you can't change a flight on the website.