Try following in your Terminal:
Manually connect to WiFi
Turn On
networksetup -setairportpower en0 on
Find
/System/Library/PrivateFrameworks/Apple80211.framework/Versions/A/Resources/airport scan
Connect
networksetup -setairportnetwork en0 WIFI_SSID_I_WANT_TO_JOIN WIFI_PASSWORD
It also shows it is using your Samsung as network provider, so turn it off first then check again if wifi comes on.