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Posts: 2 | Thanked: 1 time | Joined on Nov 2011
#2
I figured it finally.

MMS settings can be editing from Settings -> Applications -> Messages -> "Multimedia message center" and choose "User defined" with following settings:

APN: att.mvno
Username:
Password:
MMSC: http://mmsc.cingular.com
MMS Proxy: proxy.mvno.tracfone.com
MMS port: 80