AT&T APN Settings: If you are looking for the right APN Settings for AT & T for assured high-end internet connectivity, it should be noticed that the settings may vary from your operating system. Of course, the variations do not differ quite a lot, but there are a few subtle differences, and it is extremely important to take note of these differences when setting up your At & T connection.
AT & T is one of the most popular telecommunication service providers in the US. In fact, it has reached a state where it is considered to be the world’s largest telecommunication service. The service offers you access to both wireless and mobile telecom services and fixed telecom services as well.
AT & T – An Overview
The company owes its history to the person who introduced or invented the telephony service back in the 1800s. The company was launched as a subsidiary of Bell Telephone Company founded by Alexander Graham Bell in 1880. The company has evolved manifolds since then and has been able to achieve the best standards in the wireless and fixed-line telecom services.
The company provides you with the best-unlimited plans and also includes a host of on-demand movies, music and other entertainment on the move. It has been rated as the fastest internet service provider, based on the reports from Ookla, the world leaders in speed testing technology and standards.
AT&T apn settings – For Android:

If you have a 4G phone (e.g. iPhone 5, Galaxy S4, HTC one, etc) you should try using these at&t apn settings 4G. They run faster and more stable connections.
Name: ATT HSPA+
APN: phone
Proxy: <Leave in Blank>
Port: <Leave in Blank>
Username: <Leave in Blank>
Password: <Leave in Blank>
Server: <Leave in Blank>
MMSC: http://mmsc.mobile.att.net
MMS proxy: proxy.mobile.att.net
MMS port: 80
MCC: 310
MNC: 410
Authentication type: <Leave in Blank>
APN type: default,supl,mms,hipri
APN Protocol: Leave it to the Default one
Bearer: leave it to the Default one
AT&T apn settings – For for iOS

In your iOS device, select Settings and then Cellular.
Check that Cellular Data is turned on.
Tap Cellular Data Options and then Cellular Data Network.
Go to Cellular Data and enter information as below
APN: phone
Username:
Password:
Go to LTE Setup (Optional) section and enter information as below
APN: (Leave Blank)
Username: (Leave Blank)
Password: (Leave Blank)
Enter the below details in MMS section:
APN: phone
Username:
Password:
MMSC: http://mmsc.mobile.att.net/
MMS Proxy: proxy.mobile.att.net
MMS Max Message Size: 1048576
MMS UA Prof URL: http://www.apple.com/mms/uaprof.rdf
Press the Home button to save the APN and exit to the main screen.
Now, restart iOS to apply new Internet/MMS 2 APN settings.
ATT apn settings – For Windows

Go to App list, tap Settings Network & Wireless Cellular & SIM
In Cellular, select your SIM card
Select Properties
Under Internet APN select Add an Internet APN
Profile name: Internet/MMS 2
APN: phone
User name:
Password:
Type of sign-in info: None
IP type: IPv4
Enable Use this APN for LTE and replace the one from my mobile operator
Proxy server (URL):
Proxy port:
Tap Save
In Cellular, select your SIM card
Select Properties
Under MMS APN select Add an MMS APN
Profile name: Internet/MMS 2
APN: phone
User name:
Password:
Type of sign-in info: None
IP Type: IPv4
Proxy server: proxy.mobile.att.net
Proxy port: 80
MMSC (URL): http://mmsc.mobile.att.net/
MMSC port:
Maximum MMS size (KB): 2048
Tap Save.
AT&T apn settings – For BlackBerry

On the home screen, swipe down from the top.
Tap Settings, and then tap Network Connections.
Tap Mobile Network.
Tap APN at the bottom of the screen.
Enter the following information:
Access Point Name (APN) = Phone
Username =
Password =
Tap Save.
Slide your finger left on the display to open the main menu.
Open Text Messages.
Press the dots.
Press Settings and select Text Messages.
Select MMS.
Press Advanced and enter the following details.
APN: phone
MMSC URL: http://mmsc.mobile.att.net/
Proxy URL: proxy.mobile.att.net:80
Press Save.
Return to the home screen.
ATT Phone 4G
How to Use AT&T apn settings

Below are the steps for you to configure the att apn settings for your mobile phone:
- att apn settings for Android – For Android, you should go to Settings > Wireless Connections > More > Mobile Networks > Access Point Names.
if yo uprefer to watch a video, here it is https://www.youtube.com/watch?v=SI9NBWYn2Vo
- at&t apn settings for iPhone or iPad – Main Screen > Setup > General > Network > Mobile Data.
Video instructions for the att apn settings: http://www.youtube.com/watch?v=fspQVMaxHko
- att apn settings for Blackberry – Step by Step configuration for your blackberry.
Video instructions for the att apn settings: http://www.youtube.com/watch?v=uyUZHYssJQA
How to Get AT&T New Sim Card:

Getting a new AT & T connection is quite easy, and you can order a SIM card sitting in the comforts of your home. The online buying functionality should be what would make it a perfect option for ordering years of powerful and excellent network connectivity. What’s more – you do not need to go with a new phone for getting an AT & T connection. Keep your existing favorite phone and change your operator without hassles.
Ensure that you have the proper APN settings for AT & T before beginning to explore your new relationship with AT & T. Of course, the AT & T APN settings should be set up automatically when you insert your SIM onto your phone. However, if there are any issues with a proper APN setting, make sure you have configured it properly. You may need to go with a manual configuration of the APN Settings. Check out with the service provider for auto reconfiguration or opt for it manually.