Fix GUI issues with KDE Plasma dark theme
1mkdir ~/.config-pt
2cd ~/.config
3cp -rf dconf gtk-3.0 gtk-4.0 xsettingsd ~/.config-pt- Right-click on Menu button.
- Click Edit Applications.
- Select Packet Tracer.
- Add
XDG_CONFIG_HOME=/home/jas/.config-ptto Environment variables. - Save.