help me

unlock g960u SPR by z3x



Operation: Unlock
Selected model: SM-G960U
Software version: 34.6

Checking Login and Password... OK
Ballance: 20 crd.
You have 20 credit(s) left. This operation takes 8 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G960U
Android version: 8.0.0
PDA version: G960USQS3ARI4
CSC version: G960UOYN3ARI4
Phone version: G960USQS3ARI4
Product code: SM2G960UZBASPR
CSC country code: USA
CSC sales code: SPR
Phone SN: R58K514TW3M
IMEI: 35641
HW version: REV1.1
RF cal date: 2018.05.07
Chip name: SDM845
Modem board: SDM845
Security patch: 2018-09-01
Boot Warranty bit: 0
SIM State: CARD_IO_ERROR
Searching Samsung diag port... detected COM285
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Checking data... error (4.0)
Your phone has new security patch