[MODEM] To Use Your Country's Modem

if you can't find your country's modem anywhere; here is the way..:
1) Download your country's rom from sammobile and flash it via odin.
2) Root your device (AutoRoot Chanfire).
3) Download 'EfsBackup' from google play.

4) Open app and select 'Backup Modem Partition'; wait 5sec.

5) Your modem is here.


6) Now you can use your modem with any rom.
7) When you want to restore modem; install app from google play again, select 'Restore Modem Partition' and wait..