Is there a tutorial on how to move extensions and settings from SU2023 to SU2024?

Is there a tutorial on how to move extensions and settings from SU2023 to SU2024?

The safest way is to install new ones from their sources. This will help eliminate issues, a bunch of them need updates anyway. You should use Sketchucation for as many of the extensions as you can. this will create bundles for future use. Also their tool is useful for updating as time passes. It is all FREE.

Here are the official migration procedures :

https://help.sketchup.com/en/migrating-to-new-version