Device Guides
Apple iPhone 4
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iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.

Search in Apple iPhone 4
How to
Connecting my mobile phone to Wi-Fi network
If you want to use Wi-Fi to gain access to the internet, you need to establish a connection to a Wi-Fi network. Follow these easy instructions.
Tap Settings.
Tap Wi-Fi.
Tap the indicator next to Wi-Fi to turn on the function.
A list of Wi-Fi networks within range is displayed.
Tap the required Wi-Fi network.
Follow the instructions on the display to select security settings, if required.
Tap Join.
Tap the Home key to return to standby mode.