G935f one sim ok signal 2nd emergency calls

Operation: Patch Certificate
Selected model: SM-G935F
Software version: 32.7

Waiting ADB device... OK
Reading phone info...
Model: SM-G935F
Android version: 8.0.0
PDA version: G935FXXU2EREM
CSC version: G935FOXA2EREM
Phone version: G935FXXU2ERD6
Product code: SM-G935FZDABTU
CSC country code: UK & IRE
CSC sales code: BTU
Phone SN: R58H63NS62P
IMEI: 357330070956149
HW version: MP 0.801
RF cal date: 20160624
Chip name: EXYNOS8890
Modem board: SHANNON335
Security patch: 2018-04-01
Boot Warranty bit: 0
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating... OK
Writing zTool... OK
Initialization zTool... error (1)

Done with Samsung Tool PRO v.32.7


Searching Samsung modem... detected COM275
Reading phone info...
Model: SM-G935FD
AP version: G935FXXU2EREM
CSC version: G935FOXA2EREM
CP version: G935FXXU2ERD6
Product code: BTU
Phone SN: R58H63NS62P
IMEI: 357330070956149
IMEI2: 357330070956149
Unique number: CE051605CAC78A0D04
Reading IMEI... OK
IMEI: 357330070956149 (SIGN: OK)
IMEI 2: 357330070956149 (SIGN: NG_NONE)

Done with Samsung Tool PRO v.32.7