Solution to losing connection to at&t’s 4G network

I haven’t been using the 4G connect on my phone for a long while. It could not connect to network when I switched the data on. I did a little search in the web and found out the following method is pretty effective in solving this problem.

Here are the steps to follow.

  • Press arrow right to access the main menu.
  • Press Settings.
  • Press Mobile Network.
  • Press Add APN.
AT&T 4G LTE APN Settings
Access point name, wap.cingular

You just have to provide that APN name and leave the rest of the fields (username and password) blank.

AT&T MMS Settings for Windows Phones

  • Press arrow right to access the main menu.
  • Press Settings.
  • Press Mobile Network.
  • Press Add APN.
AT&T 4G LTE MMS Settings
MMS APN wap.cingular
Proxy address proxy.mobile.att.net
proxy port 80
Username blank
Password blank
MMSC address http://mmsc.cingular.com

Save the new APN, After making these settings go to access point main screen and set the newly added access points as active.

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