iwconfig

sudo ip link set dev wlp1s0 up

sudo iwlist wlp1s0 scan | grep ESSID

wpa_passphrase <your-ESSID> <your-wifi-passphrase> | sudo tee -a /etc/wpa_supplicant/wpa_supplicant.conf

sudo wpa_supplicant -B -c /etc/wpa_supplicant.conf -i wlp1s0
sudo dhclient wlp1s0
ip addr show wlp1s0