Your question belong on the Abvent forums - Artlantis is not a Graphisoft product.
😉
For commercial versions - I'm not sure about student Artlantis - the serial number is activated over the internet. To activate Artlantis on a different machine, you must first de-activate it from the first machine.
Cheers,
Karl
One of the forum moderators
AC 28 USA and earlier • macOS Sequoia 15.2, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB