Sure, connecting the Raspi to the outside world through GPIO pins is cool, but let’s not forget we’re dealing with a full-fledged Linux box here. [chris] is doing his best to keep us in check ...
You can also test if you're online by pinging 8.8.8.8. Exit nmtui first -- choose Back and then Quit -- and then type ping 8.8.8.8. The raspi-config utility, which is exclusive to the Raspberry Pi ...