You need the following:

LGNPST Store
LGNPST Lab Upgrade
LGNPST VX9700 DLL
Cricket or Metro Pcs PRL

After you have installed everything correctly enter these settings:

mmsc server url [Only registered and activated users can see links. ]
mmsc upload url (PhoneNumber)@onlinealbum.metropcs.net
MMS user agent profile /mmsc
MMS User agent string vx9700v1
mmsc post url /mmsc
mmsc post cgi /mmsc
MMS Auth Commercial

WAP
Primary Server URL wap.metropcs.net
Sec Server URl wap.metropcs.net
Gateway Port 3128
Secondary Gateway Port 3128
TLS 0443
Secondary TLS 0443
username (Min Number)
pw blank

MIP Nai (PhoneNumber)@mymetropcs.com
Dun MIP Nai (PhoneNumber)@mymetropcs.com


Enjoy!