Make sure to apply my fix for APN settings sticking: http://talk.maemo.org/showpost.php?p...7&postcount=93 My settings that work flawlessly in Chicago: T-Mobile MMS epc.t-mobile.com IPv6 Auth: None Proxy: Blank Port: Blank MMS message center: http://mms.msg.eng.t-mobile.com/mms/wapenc T-Mobile Data epc.t-mobile.com Dual Auth: None Works every time, just not when you're on WiFi exclusively, or on a VPN. Edit: I also select "Prefer 4G" and set the network to T-Mobile manually in the settings.