The default location for the mathpass file is (first line for all users on machine, requires administrator login, second line is for a specific user only): You just need to change your existing mathpass license file contents to this single-line mathpass. If you have machines where Mathematica is already installed and you want to switch licensing to get licenses from the central license server, you don't need to perform the installation steps below. Switching an Existing Mathematica Installation to get Licenses from the Central License Server Running Mathematica this way requires that you maintain network connectivity, and requires use of the MIT VPN if you are off the MIT campus.You will not need to update the annual license file, this is handled on the server.You will not need to register with Wolfram Research or download anything from their web site.Students installing Mathematica on personally owned machines must continue to use the Student Mathematica License. This Mathematica installation procedure is only authorized for faculty/staff users installing Mathematica on MIT-owned machines. Switching an Existing Mathematica Installation to get Licenses from the Central License Server.

Wolfram mathematica download manager