Download the Samsung firmware for the Galaxy J7 Duo SM-J720M with product
code ZTO from Brazil. This firmware
version number PDA J720MUBU1ARCK and CSC
The operating system of this firmware
is Android 8.0.0 , with build date Tue, 27 Mar 2018 18:28:33 +0000.
Security patch date is 2018-04-01, with