Posted by Rallaz on Jun 26, 2011; 9:34am
URL: https://forum.librecad.org/howto-copy-a-level-tp4522872p4525435.html

How to copy all the entities from a layer to another layer:

Hide all layers except the one containing the entities "Baselayer"
create a new layer called "targetlayer"
set "targetlayer" as actual (the selected layer in layer list).

Start command move/copy, select the entities, for reference point write in commad: 0,0
for target point write 0,0.
In move options dialog check "Keep Original" and "use corrent layer"
click on OK button

That's all folks