Hi,
Yes, you''ll need to uninstall the j5create software first.
Check out this FAQ for ensuring all the j5create software is removed:
http://www.displaylink.com/support/ticket.php?id=359
Sure the experience is identical, see the user manual
http://downloads.displaylink.com/man...ser_Manual.pdf for more details on installing DisplayLink software and using your DisplayLink enabled dock.
Thanks,
James