the licens is linked to your network adapter MAC, or to a Flexera USB dongle number, if you have one. The correct machine name hosting the licenses should be written in the license file, or it will not load to the manager - it is not securely encoded and may be changed when migrating. MAC or USB dongle number are encoded in the license cipher. Many people find it difficult to configure firewall correctly for accessing the license manager. The manual is written very badly, with incomplete and obscure description of TCP ports.

Incredible. Ansys released 2021R2 to the students, but customers are still waiting for it to be passed through distributors.