Download the Samsung firmware for the Galaxy S8 SM-G9508 with product
code CHM from China (China Mobile). This firmware
version number PDA G9508ZMU4DSI1 and CSC
The operating system of this firmware
is Android 9 , with build date Tue, 24 Sep 2019 06:29:20 +0000.
Security patch date is 2019-09-01, with