N920T after unlock searching

Operation: Unlock
Selected model: SM-N920T
Software version: 31.4

Waiting ADB device... OK
Reading phone info...
Model: SM-N920T
Android version: 7.0
PDA version: N920TUVS4EQK1
CSC version: N920TTMB4EQK1
Phone version: N920TUVS4EQK1
Product code: SM2N920TZKATMB
CSC country code: USA
CSC sales code: TMB
Phone SN: RF8H100LJDB
IMEI: 353756074000225
HW version: REV0.2
RF cal date: 20160104
Chip name: EXYNOS7420
Modem board: SHANNON333
Security patch: 2017-11-01
Boot Warranty bit: 1
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Initialization zTool... OK
Running zTool, please wait... OK
HWID: A8 01 72 AE 0C 07 00 00 00 00 00 00 00 00 00 00
Calculating... OK
Unlocking... OK
Writing NV data... OK
Rebooting phone... OK
Unlock done

Done with Samsung Tool PRO v.31.4

may b there is some problem on exe or update ?