I use workaround below for this issue. I installed network-manager-gnome, started nm-applet and hidden the plasma-nm icon in the system tray settings. It seems than nm-applet doesn't have the bug with editing of WIFI connection settings.
I use workaround below for this issue. I installed network- manager- gnome, started nm-applet and hidden the plasma-nm icon in the system tray settings. It seems than nm-applet doesn't have the bug with editing of WIFI connection settings.