Download the Samsung firmware for the Galaxy J7 duo SM-J727R4 with product
code USC from USA. This firmware
version number PDA J727R4TYU1AQD4 and CSC
The operating system of this firmware
is Android 7.0 , with build date Mon, 17 Apr 2017 09:42:32 +0000.
Security patch date is 2017-04-01, with