Posted by dellus on Aug 07, 2021; 2:05pm
URL: https://forum.librecad.org/Deleting-Parts-of-An-Imported-DXF-File-tp5720896p5720897.html

What happens when you click on it? Is then the whole drawing highlighted? Maybe it is a block.
Try Tools - Modify - Explode.
Also check if layers are locked (lock symbol in the Layer List).