two possible wifi devices competing, one is hard blocked - unable to connect wireless
- by patrickmw
blacklisted acer_wmi because that was showing up in the rfkill list
then ideapad_wlan was listed
$ rfkill list wifi
1: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
3: brcmwl-0: Wireless LAN
Soft blocked: no
Hard blocked: yes
$ lshw -C network
*-network
description: Ethernet interface
…