The progress displayed is only for the selected version of the course. For example, progress made in any online course in MATLAB R2021b will not be carried over to MATLAB R2022b.
To see your progress for all versions of the course and get a certificate of completion, choose 'View/Share Certification'.
If you were working in a different version, switch versions by logging into https://matlabacademy.mathworks.com/ and clicking on the gear icon next to the course.
