How to Install an MSI File on PC or Mac
On Windows , double-click the MSI, and follow the installation wizard. On Mac , consider switching to Windows Bootcamp , or running Parallels. You can also extact and view the MSI package contents with an unzipper app.
Find the MSI file on your PC. MSI files are natively executable on Windows. You can run any MSI file on Windows to install the program without a third-party app or extension. Double-click and run the MSI file. This will start the installation wizard, and start installing the program. If you're prompted, click Run in the confirmation pop-up. Follow the installation wizard's prompts. The installation wizard will guide you throughout the easy setup, and install the program contained in this MSI file. The installation steps may vary for different programs. You may be prompted to select an installation location on your computer, or select and unselect program components to install. Finish the installation. You'll see a final message in the installation wizard when your installation is complete. You can click Close or Finish to close the installation window, and open the installed program on your computer. Consider running Windows on your computer to install the program. MSI files are not executable on Mac OS. You cannot install the program on a Mac unless you're running a Windows operating system on your computer. You can use Apple's Bootcamp Utility to completely switch to Windows on your Mac, or install a virtual machine like Parallels. Make sure to check out this article for detailed instructions on both methods. If you're running Windows OS on your Mac, go ahead and double-click on the MSI file to run it, and install the program. Find and right-click the MSI file on your Mac. This will show your right-click options on a drop-down menu. Hover over Open with on the right-click menu. A sub-menu will pop up with some program suggestions to open the file with. Select your unzip/archive app on the "Open with" menu. Since MSI files are formatted as archive-like package files, this will unzip the MSI, and extract its contents. You can use a popular unzip app like 7-Zip, The Unarchiver or UnRarX. Some unzip apps will prompt you to select an extract location. If you're prompted, select a folder to save the extracted files. View the extracted files on your Mac. Unzipping the MSI file will not allow you to install the program like on a Windows system, but you can view, navigate, and edit the package contents on your computer. 
Find the MSI file on your PC. Double-click and run the MSI file. Follow the installation wizard's prompts. Finish the installation. Consider running Windows on your computer to install the program. Find and right-click the MSI file on your Mac. Hover over Open with on the right-click menu. Select your unzip/archive app on the "Open with" menu. View the extracted files on your Mac. 