G920T CustomKernal Error

i read and search in forum but no find solution i need help

how to recovery G920t imei when i try to flash phone on 4 File firmware

phone stuck on bootloop and show In Recovery ( DRK need ) after i flash

S6-UniKernel_v2-0002-ODIN phone back to normal condition and imei still

damage same method i again repeat on GCPro box connect phone on rj45 cable and write cert and show error

Phone Found Wait…
TEST MODE OK..
Model := SM-G920T
UNIQID := 02157DF2ACD5272
Details. SM-G920T,N,G920TUVS3DOJC,G920TUVS3DOJC,G920TUVS3DOJC, N,
Phone IMEI := 00000000000000
Device Knox Warranty is := Void
Default MSL NO NEED RESET EFS…

MSL autho fail CustomKernal Error use ENG SBOOT OR ENG KERNEL..

!!! FAIL !!!!
Total Time Take…00:00:15
Log Saved

i need eng Sboot or need solution how solve thanks in advance