sm-g955u unlock

Software version: 34.8

Checking Login and Password... OK
Ballance: 15 crd.
You have 15 credit(s) left. This operation takes 8 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G955U
Android version: 8.0.0
PDA version: G955USQU3CRD4
CSC version: G955UOYN3CRD4
Phone version: G955USQU3CRD4
Product code: SM-G955UZKASPR
CSC country code: USA
CSC sales code: SPR
Phone SN: R28J40S2ZZN
IMEI: 355989081462108
HW version: REV1.0
RF cal date: 2017.04.08
Chip name: MSM8998
Modem board: MSM8998
Security patch: 2018-04-01
Boot Warranty bit: 0
SIM State: CARD_IO_ERROR
Searching Samsung diag port... detected COM54
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Checking data... error (4.0)
Your phone has new security patch
Done with Samsung Tool PRO v.34.8