1. Close Illustrator CC 2017.

2. Install. 

3. With Illustrator CC 2017 not running, copy/paste the enclosed AIP file over top of the existing trial AIP plugin which was installed in step 2.

Path: C: \ Program Files \ Adobe \ Adobe Illustrator CC 2017 \ Plug-ins

4. Only CC2017!

5. Disable Updates > Edit (in AI) > Click Settings > Click CADtools settings

6. The bottom option, de-select "Automatically check for updates" (Do NOT allow automatically check for updates) now it will not automatically prompt for updates!
