To install Adobe InCopy CC2017 you will need a Creative Cloud account (with a paid subscription for InCopy) as well as the "Creative Cloud Desktop App". For more information about Creative Cloud licensing please see the information here. The "Creative Cloud Desktop App" can be downloaded here.
Adobe has changed it's policy for which older versions are available for download via the Creative Cloud desktop application. Please see this page for more information:
IMPORTANT: Adobe's Changes to Creative Cloud - May 2019
1. Once the "Creative Cloud Desktop App" is installed you will need to download InCopy CC2017 from the following page on Adobe's website:
The image above shows the links on the page linked to above.
2. Below the links you'll find step-by-step instructions. Please note that you may need the assistance of your IT department to perform the installation. (If you are using a Mac and receive an error message stating that the "Installer Failed to Initialize" please see Adobe's support page here to resolve this.)
IMPORTANT: If you haven't already installed CtrlPrint Transfer Manager (1.1.26 or higher), or if you have an older version you will need to do so. See the links for installing and updating Transfer Manager here.