So that you are assured of installing the most current version of software possible. The CD that ships with the ColorMunki package contains a link to download the software from the X-Rite website. You will need a high speed internet connection to do this.
Insert the CD into your CD drive
The following window will appear, double click the "Downloader" icon - note that these screen grabs indicate ColorMunki Photo, the process for ColorMunki Design is identical.

Click the "Install" Button

Check the box in front of "I allow X-Rite to the internet and download the latest version."
Click the "Download" Button to allow the software to download to your computer - depending on the speed of your computer this may take just a little while

Click the button in from of "Save to Disk" - please note that different browsers will appear different and may display a slightly different message
Click the "OK" button

Double click the "ColorMunki.zip" file
The file will decompress and create an icon with the box graphic opened

Double click the "ColorMunki.mpkg" file

Click the "Continue" button

Click the "Continue" button

Read the release notes
Click the "Continue" button

Read the software license agreement
Click the "Continue" button

Click the "Agree" button

Click the "Continue" button

Click the "Upgrade" button

You may be prompted to enter your Name and Password. If so this is your admin password on your Mac - it is not a ColorMunki password.

To complete the installation, click the "Continue Installation" button - this may take just a bit of time

After the installation is complete, you will be prompted to restart your computer