Great question — answering as the UphillTech team:
This should help: https://www.ibm.com/developerworks/library/l-wifiencrypthostapd/index.html https://wiki.gentoo.org/wiki/Hostapd auth_algs=1 #Limit it to wpa wpa=1 #To limit it to wpa Also: You have ieee80211n=1 set and hw_mode=g set try setting ieee80211n=0 or remove that option and see if that helps. If you are not going to use the internal card at all I would blacklist the internal card and then configure the external one for use with hostapd or if a GUI is installed then just simply use the setup ap option in the connection manager to share your wired connection. Make sure all the files you modified other then the one that controls hostapd is back to original if you try any of the...
Full answer by Michael Prokopec: https://unix.stackexchange.com/a/482371 (CC BY-SA 4.0).
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