License Manager: If you encounter licensing errors, restart the License Manager to refresh the local license.dat file. 4. Best Practices for 2012b Matlab editor freezes often... can't edit files - MathWorks
MATLAB Student Version: MathWorks offers a highly discounted version for students that includes most essential toolboxes. download fixed matlab 2012
Because R2012 is discontinued, direct purchase is impossible. However, legal access may still be possible: License Manager : If you encounter licensing errors,
Here is a paper exploring the technical and cultural significance of holding onto legacy tools like MATLAB R2012. can't edit files - MathWorks MATLAB Student Version:
If you are looking for evidence of what was "fixed" in the 2012 releases of MATLAB, you should refer to the official Release Notes Bug Reports provided by MATLAB R2012a Release Notes
Why it’s useful: It eliminated the need to memorize complex command-line syntax for basic tasks. For example, if you select a variable in your Workspace, the Plots tab automatically highlights only the charts compatible with that data type.