How to install previous versions of Creative Cloud Apps

You can install previous version of Creative Cloud apps by doing the following:

1. Open the Creative Cloud application
2. Click the 'Apps' tab at the top of the window
3. In the 'Find Additional Apps' section, click the 'Previous Versions' menu and then choose 'View Previous Versions'
4. Scroll to Illustrator and click the Install button. This should give you a list of versions available.
5. Click the version you would like to install and the Creative Cloud app will handle the rest.