I agree: We have been candid about the situation, but we should have a continuous communication plan of some sorts to not leave people alone. In particular, I think,testimonials of successful transitions should be helpful.

• https://www.django-cms.org/en/blog/2023/12/26/upgrade-to-django-cms-4/
• https://docs.django-cms.org/en/latest/#software-version-requirements-and-release-notes