In this tutorial, I have discovered to be the most straightforward way of creating a Baffle Ceiling in Revit.
Hopefully, they are of some help to you too. You can suggest any tutorial to be prepared in the comment box under the videos.
Additional Tags:
How to Create a Baffle Ceiling in Revit; Revit Baffle Ceiling Tutorial; Wood Slat Ceiling in Revit; Timber Slatted Ceiling in Revit; Suspended Ceiling in Revit; Revit Baffle Schedule