Hey People, In this article we will share AT&T APN Settings. Correct APN Settings can improve the network and internet speed as well.

Here are all the AT&T APN Settings for Android, iOS, Windows and BlackBerry. 

AT&T is one of the most widely used Network services of the US. However, even the best service can work at a slower pace due to some errors in configuration. If you are using this service and want to know the best configuration for your AT&T USA 4G LTE APN Settings, scroll down to read more.

Generally AT&T APN Settings come as default with the SIM or chipset. However, at times, these settings might not come default or have got changed due to some reasons.

So if you want the right Configuration for your AT&T 4G LTE, follow the guide below!

Well in this article we are sharing with you all the best AT&T 4G LTE APN Settings for all operating systems so that you can have a faster internet service on your AT&T Android or iOS or Windows or BlackBerry device.

Must Checkout – Cingular 4G LTE APN Settings

AT&T APN Settings –

Here are the AT&T 4G LTE APN Settings for all major Operating systems –

AT&T 4G APN Settings for Android

On your Android device, Go to Settings > Connections> Mobile Networks > APN (Acccess point names). Tap on Add.

Now enter the below information in the respected fields –

  • Name: Internet/MMS 2
  • APN: Phone
  • APN Proxy:
  • APN Port:
  • Username: Undefined or empty, Leave Blank
  • Password: Undefined or empty, Leave Blank
  • Server: Undefined or empty
  • MMSC: http://mmsc.mobile.att.net/
  • MMS proxy: proxy.mobile.att.net/
  • MMS port: 80
  • MCC: 310
  • MNC: 410
  • Authentication type: none
  • APN Type: default, admin, fota,MMS, supl, hipri.
  • APN protocol: IPv4 / IPv6
  • APN roaming protocol: IPv4

Lastly, Save the Settings. And restart your Android device.

AT&T 4G LTE APN Settings for iOS

On your iOS device, go to Settings > Cellular. Turn on cellular Data. Now tap in Cellular Data options and then on Cellular Data Network.

Checkout – GoPhone 4G LTE APN Settings 2021

In the Cellular Data options, enter the below information –

  • Access point: phone
  • Username: Undefined or empty. Leave Blank
  • Password: Undefined or empty. Leave Blank

In the MMS section, enter the below info –

  • MMSC: http://mmsc.mobile.att.net/
  • MMS proxy: proxy.mobile.att.net/
  • MMS max message size – 1048576
  • MMS UA Profile URL- http://www.apple.com/mms/uaprof.rdf

Lastly, Save the Settings by pressing Home. Restart your device to apply the new settings.

AT&T APN Settings for Windows

On your Windows, go to App list> Settings> Network and Wireless> Cellular. 

In cellular, choose your sim card and Select Properties. In the Internet APN section, choose Add an Internet APN. 

Also, read – What Are APN Settings? Why It Is Important? How to setup correct APN Settings?

Then enter the below info –

  • Name: Internet/MMS 2
  • APN: phone
  • Username: Undefined or empty, Leave Blank
  • Password: Undefined or empty, Leave Blank
  • Server: Undefined or empty
  • IP Type – IPv4

Enable Use this APN for LTE, and replace the one from Mobile Operator.

Save the settings.

Cellular MMS –

In cellular, choose your sim card and Select Properties. In the MMS APN section, choose Add an MMS APN. 

  • Name: Internet/MMS 2
  • APN: phone
  • MMSC: http://mmsc.mobile.att.net/
  • MMS proxy: proxy.mobile.att.net/
  • MMS port: 80
  • IP Type – IPv4
  • Max MMS size : 2048 KB

Lastly, Save the Settings.

AT&T APN Settings for BlackBerry 

On the home screen, slide down from the top. Tap on Settings> Network Connections > Mobile Network> Tap on APN. 

  • APN: phone

Save.

Swipe left and open Main menu. Go to Text Messages> Tap on the three dots> choose Settings> Text Messages > MMS. Now tap on Advanced and enter the below info-

Cellular MMS

  • APN: phone
  • MMSC: http://mmsc.mobile.att.net/
  • MMS proxy: proxy.mobile.att.net/

Lastly, Save the Settings.

So, That’s all from our side. I hope you have find correct AT&T APN Settings. Let me know your views in comments.

Keep visiting;-)