Perhaps this is expected behavior, I have no experience with OpenTheme or Preference Packs. Maybe Having things a little broken is normal and requiring manual adjustment is normal.
After installing the Addon, applying the preference pack and restarting my UI looks like this:
For reference, this is what it looked pre-OpenTheme application:
FreeCAD Info
OS: Linux Mint 22.1 (XFCE/xfce/xcb)
Architecture: x86_64
Version: 1.2.0dev.20260113 (Git shallow) AppImage
Build date: 2026/01/13 22:48:50
Build type: Release
Branch: (HEAD detached at 4cc0a1b)
Hash: 4cc0a1b718735be10261d936066cf1382dd51884
Python 3.11.14, Qt 6.8.3, Coin 4.0.3, Vtk 9.3.1, boost 1_86, Eigen3 3.4.0, PySide 6.8.3
shiboken 6.8.3, xerces-c 3.3.0, IfcOpenShell 0.8.2, OCC 7.8.1
Locale: English/United States (en_US)
Navigation Style/Orbit Style/Rotation Mode: Blender/Rounded Arcball/Window center
Stylesheet/Theme/QtStyle: FreeCAD.qss/FreeCAD Dark/
Logical DPI/Physical DPI/Pixel Ratio: 96/108.888/1
Installed mods:
* sheetmetal 0.7.60
System Info
System:
Kernel: 6.8.0-106-generic arch: x86_64 bits: 64 compiler: gcc v: 13.3.0 clocksource: tsc
Desktop: Xfce v: 4.18.1 tk: Gtk v: 3.24.41 wm: xfwm4 v: 4.18.0 with: xfce4-panel
tools: light-locker vt: 7 dm: LightDM v: 1.30.0 Distro: Linux Mint 22.1 Xia
base: Ubuntu 24.04 noble
Graphics:
Device-1: Intel TigerLake-H GT1 [UHD Graphics] vendor: Dell driver: i915 v: kernel arch: Gen-12.1
ports: active: none off: eDP-1 empty: DP-1,DP-2,HDMI-A-1 bus-ID: 0000:00:02.0 chip-ID: 8086:9a60
class-ID: 0300
Perhaps this is expected behavior, I have no experience with OpenTheme or Preference Packs. Maybe Having things a little broken is normal and requiring manual adjustment is normal.
After installing the Addon, applying the preference pack and restarting my UI looks like this:
For reference, this is what it looked pre-OpenTheme application:
FreeCAD Info
System Info