AT&T APN Settings for iPhone


AT&T 4G LTE 5G APN Settings for iPhone 14, iPhone 14 Pro, iPhone 13 Pro, iOS 15 iPad Mini Pro Broadband

Settings last verified: November 2026.

APN iPhone : NXTGENPHONE  

Broadband APN : Broadband 

AT&T Internet Settings for iPhone

On iPhone go to Settings -> Mobile Service (Cellular on older iOS) -> Mobile Data Network and enter the details below.

AT&T APN Settings 4g lte

Cellular Data:
APN: NXTGENPHONE  (or) phone 
Username: Blank
Password: Blank
LTE Setup(Optional):
APN: Blank
Username: Blank
Password: Blank
MMS:
APN: NXTGENPHONE  (or) phone
Username: blank
Password: blank
MMSC: http://mmsc.mobile.att.net
MMS Proxy: proxy.mobile.att.net
MMS Message Size: 1048576
MMS UA Prof URL: blank

Save and reboot the phone.

AT&T iPhone Data Not Working?

  • Check that your AT&T plan includes data and that it is active.
  • Enter NXTGENPHONE in the Mobile Data and MMS APN fields.
  • Update iOS to get the latest AT&T carrier settings.
  • If the Mobile Data Network menu is missing, the carrier sets these fields for you.
  • Restart the iPhone after saving.


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