No – DesignPro was Windows-only. Mac users should use Avery Design & Print Online or third-party software like Canva.
Extremely unlikely. The installer will probably fail, and if it installs, printing and preview will be broken. Avery Design Pro 5.5 Download
Avery has replaced it with Avery Design & Print (a free, cloud-based online tool) and Avery Design & Print for Desktop (a modern Windows app from the Microsoft Store). No – DesignPro was Windows-only