Download the Samsung firmware for the Galaxy S8 SM-G950F with product
code OPT from Portugal (Optimus). This firmware
version number PDA G950FXXU4DSBA and CSC
The operating system of this firmware
is Android 9 , with build date Fri, 15 Feb 2019 10:06:41 +0000.
Security patch date is 2019-02-01, with