Connect Iphone To A Wifi Network

Apple Support

iPhone with WLAN

Connect iPhone to a WiFi network

Connect through a visible listed network

To connect your iPhone to a visible listed WiFi network, go to Settings -> WiFi and turn on WiFi. Then, tap on the name of the network you want to join. If the network is password-protected, you will be prompted to enter the password.

Connect through a hidden network

To connect your iPhone to a hidden network, go to Settings -> WiFi and turn on WiFi. Then, tap on "Other" and enter the name of the hidden network. You will also need to enter the network's password.

Apple Developer Documentation