Download the Samsung firmware for the Galaxy S8 SM-G9508 with product
code CHM from China (China Mobile). This firmware
version number PDA G9508ZMU3DSD3 and CSC
The operating system of this firmware
is Android 9 , with build date Tue, 16 Apr 2019 11:55:13 +0000.
Security patch date is 2019-04-01, with