system.prop

ro.display.series=Xperia XZ2
#ro.build.version.release_orig=$PLATFORM_VERSION
#ro.build.version.security_patch_orig=$PLATFORM_SECURITY_PATCH
ro.product.board=sdm845
ro.board.platform=sdm845
ro.build.version.release=9
ro.build.version.security_patch=2018-12-01
#yyyy-mm-dd