- Disable the current version by entering ‘smlink_unlinksw’ at the MATLAB command prompt.
 - Go to the Simscape Multibody Link download page and get the files that match your release. After downloading, do not extract the ZIP File.
 - Run MATLAB as Administrator. Add the installation files’ location to path and then install as follows"
 
- Open a MATLAB session in administrator mode. At the MATLAB command prompt, enter regmatlabserver. This will register MATLAB as an Automation Server.
 - Enable Simscape Multibody Link Plugin in SolidWorks. Follow the steps in this link: https://www.mathworks.com/help/smlink/ref/linking-and-unlinking-simmechanics-link-software-with-solidworks.html
 - The link above also lists steps to export a CAD Assembly model to Simscape Multibody.