Yes, it unfortunate to have plasma network-manager with such bug. However, you have a workaround: you can install knetworkmanager and hidden networks should work for you. Just removed the plasma applet and start knetworkmanager and you will hvae same functionality as in 8.10.
Yes, it unfortunate to have plasma network-manager with such bug. However, you have a workaround: you can install knetworkmanager and hidden networks should work for you. Just removed the plasma applet and start knetworkmanager and you will hvae same functionality as in 8.10.