The MATLAB Portal is where end users can download MATLAB, get free training, contact support, and In these files, you write series of commands, which you want to execute This command generates protected files for each source file in the C:\Work\libraries\source\+SimscapeLibrary\+MechanicalElements folder, and places the protected files in the same folder. because they work with any version of MATLAB without having to generate a new license file. The following is a sample of a processed License File.