Go to Settings > General. Set Enable 3G, Cellular Data and Personal Hotspot to "ON". You will see Wi-Fi password to use when connect by laptops, iPad or wireless devices. You can check number wireless devices connection on the iPhone screen.
iPhone 4 as Wireless Access Point
For someone want to use internet from everywhere. Wherever just have the 3g mobile network systems.You can make the iPhone 4 as wireless access point for laptops, iPad or wireless devices for connect to the internet. You can connect to the internet via the iPhone 4 more than one wireless device.
How to make iPhone4 as wireless access point.
Go to Settings > General. Set Enable 3G, Cellular Data and Personal Hotspot to "ON". You will see Wi-Fi password to use when connect by laptops, iPad or wireless devices. You can check number wireless devices connection on the iPhone screen.
Go to Settings > General. Set Enable 3G, Cellular Data and Personal Hotspot to "ON". You will see Wi-Fi password to use when connect by laptops, iPad or wireless devices. You can check number wireless devices connection on the iPhone screen.