How to set up your device as a mobile hotspot to share your data connection with Wi-Fi-capable devices.
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INSTRUCTIONS & INFO
Use your AT&T smartphone as a mobile hotspot to share your data connection with Wi-Fi-capable devices such as: other smartphones, tablets, netbooks, MP3 players, and more. Note: Eligible data plan required, learn more.
From the home screen, press the Menu key.
Under Connections, tap More networks.
Tap Tethering and Wi-Fi hotspot.
Tap Mobile Hotspot.
Tap the Network name field to change the Wi-Fi network name.
Tap the Security type field to adjust the security type.
Tap the Password field to edit the network password.
Tap the Mobile Hotspot switch to toggle on/off.
Connected devices will be displayed.
When Mobile Hotspot is toggled on, a Hotspot icon will appear in the Notifications bar.