A311D, wifi issues, "firmware failed to leave lps state", disconnects

[pff]

This may be helpful:

Tracking known issues and solutions with the BPi A311D upgrade

I was having many problems with the wireless connection. Including the same messages shown above and 100% packet loss after a while. The issues were solved after creating a config file /etc/NetworkManager/conf.d/default-wifi-powersave-on.conf with: [connection] wifi.powersave = 2 rebooting