Linux Config

Download appimage from realthunder branch https://github.com/realthunder/FreeCAD/releases, move or symlink to ~/AppImages/FreeCAD.AppImage
Add vertui https://github.com/StudioPetrikas/FreeCADLink_VertUI
Edit > Preferences:
- Display > 3D View > Rendering > Anti-Aliasing: "MSAA 4x"
- Display > Navigation > Navigation > 3D Navigation: "Blender"
- Display > Navigation > Navigation > Rotation mode: "Object center"

Add /usr/share/applications/freecad.desktop file:

[Desktop Entry]
Version=1.0
Name=FreeCAD
Comment=Feature based Parametric Modeler
GenericName=CAD Application
Exec=/home/amd/AppImages/FreeCAD.AppImage
Terminal=false
Type=Application
Icon=freecad
Categories=Graphics;Science;Engineering
StartupNotify=true
MimeType=application/x-extension-fcstd
Name[en_US]=FreeCAD

Run sudo update-desktop-database /usr/share/applications

Add ~/.local/share/mime/application/x-extension-fcstd.xml file:

<?xml version="1.0" encoding="utf-8"?>
<mime-type xmlns="http://www.freedesktop.org/standards/shared-mime-info" type="application/x-extension-fcstd">
  <!--Created automatically by update-mime-database. DO NOT EDIT!-->
  <sub-class-of type="application/zip"/>
  <comment>FreeCAD document files</comment>
  <glob pattern="*.fcstd"/>
  <icon name="freecad"/>
</mime-type>

Copy this icon to /usr/share/icons/hicolor/scalable/apps/freecad.svg

Run sudo update-icon-caches /usr/share/icons/*