Public Mobile Internet and MMS APN Settings for Acer Liquid E700

Open App Drawer and go to Settings Mobile network settings Access point names

Press ➕ button on top right corner.

Enter name: Public Mobile
APN: sp.mb.com
Proxy:
Port:
Username:
Password:
Server:
MMSC: http://aliasredirect.net/proxy/mb/mmsc
MMS Proxy: 74.49.0.18
MMS Port: 80
MCC: 302
MNC: 220
Authentication type:
APN type:

Keep default values for all blank fields shown above.

Press menu button (top right) and select Save. Done.