Download the Samsung firmware for the Galaxy S8 SM-G9508 with product
code CHM from China (China Mobile). This firmware
version number PDA G9508ZMS3CSA1 and CSC
The operating system of this firmware
is Android 8.0.0 , with build date Wed, 23 Jan 2019 06:20:56 +0000.
Security patch date is 2019-01-01, with