AT&T APN settings for Apple iPhone 4
Apple iPhone 4 is compatible with AT&T HSDPA.
AT&T Internet & MMS APN settings
In the main menu, tap Settings
Tap Cellular.
Check that Cellular Data is turned on.
Tap Cellular Data Options and then Cellular Data Network.
(If this setting does not appear on the device, it has not unlocked and settings cannot be configured manually.)
Go to Cellular Data section and enter below information
APN: phone
Username:
Password:
Go to LTE Setup (Optional) section and enter below information
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.
Restart the device.
If the above AT&T Internet & MMS APN settings do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get Cingular 380 ATT on your Apple iPhone 4.
| APN | proxy |
| MMSC | http://mmsc.cingular.com/ |
| MMS proxy | wireless.cingular.com |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get ATT Phone on your Apple iPhone 4.
| MMSC | http://mmsc.mobile.att.net |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get ATT WAP on your Apple iPhone 4.
| APN | wap.cingular |
| MMSC | http://mmsc.cingular.com/ |
| MMS proxy | wireless.cingular.com |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get For unlocked non AT&T devices on your Apple iPhone 4.
| APN | NXTGENPHONE |
| MMSC | http://mmsc.mobile.att.net |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get Net 10 ATT 4G LTE on your Apple iPhone 4.
| APN | tfdata |
| MMSC | http://mmsc.mobile.att.net |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T on your Apple iPhone 4.
| APN | RESELLER |
| MMSC | http://mmsc.mobile.att.net |
If the above AT&T Internet & MMS APN settings too do not work on your iPhone 4, make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T Tracfone on your Apple iPhone 4.
| APN | tftdata |
| MMSC | http://mmsc.mobile.att.net |
Straight Talk for AT&T APN Settings
In the main menu, tap Settings
Tap Cellular.
Check that Cellular Data is turned on.
Tap Cellular Data Options and then Cellular Data Network.
(If this setting does not appear on the device, it has not unlocked and settings cannot be configured manually.)
Go to Cellular Data section and enter below information
APN: tfdata
Username:
Password:
Go to LTE Setup (Optional) section and enter below information
APN: (Leave Blank)
Username: (Leave Blank)
Password: (Leave Blank)
Enter the below details in MMS section:
APN: tfdata
Username:
Password:
MMSC: http://mms-tf.net
MMS Proxy: mms3.tracfone.com
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.
Restart the device.
For Apple iPhone 4, when you type AT&T APN settings, make sure you enter APN settings in correct case. For example, if you are entering AT&T Internet & MMS APN settings make sure you enter APN as phone and not as PHONE or Phone. If entering Straight Talk for AT&T APN Settings above to your Apple iPhone 4, APN should be entered as tfdata and not as TFDATA or Tfdata.
Apple iPhone 4 compatibility with AT&T
Apple iPhone 4 is compatible with below network frequencies of AT&T.
3G | HSDPA | 850 MHz, 1900 MHz |
Explain Apple iPhone 4 compatibility with AT&T
AT&T 3G APN with Apple iPhone 4
Apple iPhone 4 supports AT&T 3G on HSDPA 850 MHz and 1900 MHz.
Overall compatibililty of Apple iPhone 4 with AT&T is 100%. The compatibility of Apple iPhone 4 with AT&T, or the AT&T network support on Apple iPhone 4 we have explained here is only a technical specification match between Apple iPhone 4 and AT&T network. Even Apple iPhone 4 is listed as compatible here, AT&T network can still disallow (sometimes) Apple iPhone 4 in their network using IMEI ranges. Therefore, this only explains if AT&T allows Apple iPhone 4 in their network, whether Apple iPhone 4 will work properly or not, in which bands Apple iPhone 4 will work on AT&T and the network performance between AT&T and Apple iPhone 4. To check if Apple iPhone 4 is really allowed in AT&T network please contact AT&T support. Do not use this website to decide to buy Apple iPhone 4 to use on AT&T.
Apple iPhone 4 network specifications
| OS | iOS 4, upgradable to iOS 7.1.1 |
| Network bands | GSM / HSPA |
| Speed | HSPA 7.2/5.76 Mbps |
| Network frequencies | GSM 850 / 900 / 1800 / 1900 HSDPA 850 / 900 / 1900 / 2100 |
