How to set up your device as a mobile hotspot to share your data connection with Wi-Fi-capable devices.
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, tap the AT&T folder
Tap Mobile Hotspot.
Tap OK.
Tap to enter the desired name of the mobile hotspot.
Tap to enter the desired password.
Tap the Mobile Hotspot switch to toggle the mobile hotspot.
Tap OK.
While the Mobile hotspot is enabled, the Mobile Hotspot icon will be displayed in the notifications bar.
Tap the Mobile Hotspot switch to toggle the mobile hotspot on and off.