Changing an element type typically existing content to be migrated from one type to another in both published and unpublished scenarios.
Text to Rich Text is one of the more complex examples as it requires the content to be transformed and markup to be added. We also need to deal with content that has been published already and may have draft versions that are currently being worked on.
In this video, I'll talk about the issues at a high level and show you the code sample that can solve this issue for you.
The source code for this can be found on my GitHub: https://github.com/mattnield/kontent-cli-demo-change-element-type