Posted by mancad on Sep 29, 2021; 2:46pm
URL: https://forum.librecad.org/How-to-change-measurements-from-displaying-feet-and-inches-to-mm-in-LibreCAD-Ver-2-13-tp5720512p5721077.html

To setting default :
Go to Options --> Application Preferences --> Defaults --> Unit --> Millimeter



To setting on your current drawing session :
Go to Options --> Current Drawing Preferences --> Units --> Main Drawing Unit --> Millimeter