How to leave a note on the timeline
You can place "markers" on the ruler of the timeline and leave comments there.
Move the playhead to where you want to leave the note and select Add Marker (cut page), Marker (edit page)
The set marker is displayed in the ruler part of the timeline on the cut page, edit page, color page, fairlight page, and deliver page where the timeline is displayed.
You can leave a note by double-clicking the added marker.
Display of marker content on preview
On the Cut, Edit, and Color pages, you can view marker information in the preview when you hover the playhead over a marker.
If it is not displayed on the edit page or color page, please check "Show marker overlay" from ... at the top right of the preview.