Install MS-MPI
Download Microsoft MPI, MS-MPI, (HPC Pack 2012 R2 MS-MPI Redistributable Package) from Microsoft Developer Network or here;
Click on the saved files to start installation. The installation requires "Administrator" privilege. Click 'Next' to continue.
Check ``I accept the terms in the License Agreement'' and then click 'Next' to continue.
Use default folder to install. Click on the 'Next' button.
Click on the 'Install' button.
Click on the 'Finish' button. You may need to check Windows Update.