Ok guys I got Sprint MMS working on MightyRom..
Step 1. Flash Mighty.
Step 2. Install the
Sprint Carrier Cab from Mighty ROM thread
Step 3. Install the
Arcsoft MMS_Sprint_5_0_94_128c.cab in the first post of this thread..
Step 4. Goto messaging...all messages..menu...pic/vid options...CDMA Servers tab and click on a server in there and change the server address to
http://mms.sprintpcs.com/servlets/mms . Click done.
Step 5. Highlight the server you edited and click "Set as Default"
Step 6. Hit OK ( top right )
Thats all folks.
note: you cannot see the entire server address in the pic.. but it is what i wrote above.