Raspberry Pi Headless Wifi Setup

wpa_supplicant.conf

# To place /etc/wpa_supplicant/wpa_supplicant.conf
# Adapted from https://www.raspberrypi.org/documentation/configuration/wireless/wireless-cli.md

# Needed for compability with the latest Buster Raspbian release 
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
country=FR

network={
    ssid="ssid name"
    scan_ssid=1 # Needed for hidden SSID
    id_str="home"
    psk="yourPassword"
    priority=1
}
network={
    ssid="ssid name 2"
    id_str="work"
    psk="yourPassword"
    priority=2
}