As far as I can tell, there isn't any documentation about the following functionality:
Duplicate a Contents layer using the Ctrl key + drag/drop.
![Bud_0-1693501839136.gif Bud_0-1693501839136.gif](https://community.esri.com/t5/image/serverpage/image-id/79590iA1170D586B7B323D/image-size/medium?v=v2&px=400)
Source: https://community.esri.com/t5/arcgis-pro-ideas/right-click-option-to-duplicate-a-layer/idc-p/1142594...
Could information about that functionality be added to the docs?