Download the Samsung firmware for the Galaxy J7 Duo SM-J720M with product
code ZTO from Brazil. This firmware
version number PDA J720MUBU3ARI2 and CSC
The operating system of this firmware
is Android 8.0.0 , with build date Thu, 27 Sep 2018 14:02:15 +0000.
Security patch date is 2018-10-01, with