# Check for networks
sudo iwlist wlan0 scan
# Edit Config
sudo vi /etc/wpa_supplicant/wpa_supplicant.conf
Change config file to
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
network={
ssid="YourSSID"
psk="password"
key_mgmt=WPA-PSK
}
sudo reboot
sudo apt-get install vim