The Pantone Connect Extension for Adobe CC can be downloaded from the Adobe Exchange Marketplace the link here.
At this link you will find details about Pantone Connect such as features, installation instructions, compatibility and more. Below are the steps to install the Pantone Connect Extension within Adobe.
From the Pantone Connect page on the Adobe Exchange, please select AQCUIRE in the upper right corner. Once acquired, you will see the option to MANAGE. Please select this option which will prompt to open the Adobe Creative Cloud Desktop app. Please select to open the Adobe Creative Cloud Desktop app.
Once the Adobe CC Desktop App opens, you will find the Pantone Connect Extension showing within your Plugins. This will display the option to INSTALL. Please select the INSTALL button to begin installation. Note that all Adobe programs will need to be closed to install.
Once you have installed the Pantone Connect Extension, you will see that this is listed as Installed.
You can now close the Adobe CC Desktop app and launch your Adobe CC program(s) such as Adobe Illustrator, Adobe InDesign or Adobe Photoshop to open the Pantone Connect Extension.
For details as to where to open the Pantone Connect Extension within these Adobe programs, please see here