To Extract BPLGUinfo file for Maui Meta 3G tool you need to do the following.
* Root the phone Example Kingrootapp Click here
* Install a root browser like ES Explorer or ROM Toolbox Lite
* Navigate to /system/etc/mddb/
* Copy BPLGUInfoCustomAppSrcP**** from /system/etc/mddb/ to your device’s storage and then to your PC.
Congrats now you have extracted file for Maui Meta 3G tool ….