Mac Client Installation
Right-click the package and choose open with >> installer
Be sure not to double-click as UAC will prevent the installer from opening
Follow the steps in the installation wizard
Select whether to install for all users or just one, etc.
Select installation location. It is not recommended to change the location.
Troubleshooting
Ensure that UAC is set to allow installation of applications downloaded from developers other than Apple.
Ensure that the user logged in for installation has Administrator privileges.