Download the Samsung firmware for the Galaxy J7 Duo SM-J720M with product
code CHO from Chile. This firmware
version number PDA J720MUBU2ARF2 and CSC
The operating system of this firmware
is Android 8.0.0 , with build date Wed, 20 Jun 2018 19:35:24 +0000.
Security patch date is 2018-06-01, with