Download the Samsung firmware for the Galaxy J3 2017 SM-J3308 with product
code CHM from China (China Mobile). This firmware
version number PDA J3308ZMU3CSH6 and CSC
The operating system of this firmware
is Android 9 , with build date Wed, 28 Aug 2019 08:55:40 +0000.
Security patch date is 2019-08-01, with