In case it is not obvious to the reader, a fix/workaround is: sudo echo "blacklist brcm80211" > /etc/modprobe.d/blacklist-bcrm80211.conf
In case it is not obvious to the reader, a fix/workaround is: d/blacklist- bcrm80211. conf
sudo echo "blacklist brcm80211" > /etc/modprobe.