allow-hotplug wlan0
auto wlan0
iface wlan0 inet manual
wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf

iface default inet dhcp

country=NL
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1

network={
   ssid="YOUR-WIFI"
   #if you do not have any password then use this
   key_mgmt=NONE
   #else put your password like this
   psk="your-password"
}

dmesg -T | grep -iE 'domain|region'
cat /etc/default/crda
iw reg get
sudo iw reg set NL #your country code
iw reg get
iwlist wlan0 channel