Posted by ravas on
URL: https://forum.librecad.org/Toolbar-creator-tp5714594p5714595.html

If you are willing to start from all default settings:
Application Preferences -> Defaults -> Clear Settings -> All

That will also delete all custom widgets.
Otherwise you need to edit the registry.
http://doc.qt.io/qt-5/qsettings.html#platform-specific-notes
.../LibreCAD/CustomToolbars