Posted by aman on Nov 24, 2019; 6:17pm
URL: https://forum.librecad.org/File-format-to-save-preferences-tp5718001p5718003.html

Hello JimS, welcome to the forum!

You are speaking of a template, which really speeds up creating new sketches.

Quick search, this might get you  to start, or google yourself


https://wiki.librecad.org/index.php?title=LibreCAD_Quick_Start_Guide/Creating_Your_Own_Template

And dxf  (2007) is the native format for LibreCad.