Download the Samsung firmware for the Galaxy J7 Duo SM-J727U with product
code XAA from Unknown. This firmware
version number PDA J727UUES4BRL1 and CSC
The operating system of this firmware
is Android 8.1.0 , with build date Fri, 30 Nov 2018 07:00:54 +0000.
Security patch date is 2018-12-01, with