There is a wifi credentials QR code standard that can be used to pass the network name, and authentication details. Anyone can generate one, here's a generator

There is a wifi credentials QR code standard that can be used to pass the network name, and authentication details. Anyone can generate one, here's a generator app: https://www.qr-code-generator.com/solutions/wifi-qr-code/ https://www.qr-code-generator.com/solutions/wifi-qr-code/ Most modern phones recognize the standard and can be used through the native camera app.