This guide will show you how to set up MMS manually on your Lumia.
MMS problems should be solved at this point. Please continue the guide if you still cannot send/receive MMS.
Digicel
wap.digicelsamoa.ws
Note: Only the values that are highlighted in yellow should be changed.
10.148.122.12
8080
http://mms.digicelsamoa.net:8990
Your phone has now been set up to MMS.