You can configure the Raspberry Pi raspbian image to have the details of your Wifi network at boot time - so no more hunting for keyboards and HDMI cables to fire it up onto your WLAN.
https://www.raspberrypi-spy.co.uk/2017/04/manually-setting-up-pi-wifi-using-wpa_supplicant-conf/
wpa_supplicant.conf
country=gb
update_config=1
ctrl_interface=/var/run/wpa_supplicant
network={
scan_ssid=1
ssid="MyNetworkSSID"
psk="Pa55w0rd1234"
} Also create an empty file called ssh to start the sshd daemon on boot.