Migration from Zope 4 to Zope 5.0
Update your project to run on the latest version of Zope 4.
Update your project to run on Python 3.6+.
Make sure no deprecation warnings are emitted when running your tests and when running the Zope instance
Switch to use Zope 5.0 by using its dependencies for your project.
No additional steps should be necessary if the prerequisites are fulfilled.