prob repair imei samsung s6

If you are looking for 'Repair Network' function then you should use 'Patch Certificate'

Waiting ADB device... OK
Reading phone info...
Model: SM-G920A
Android version: 6.0.1
Product code:
Phone version: G920AUCS6DQC1
PDA version: G920AUCS5DPK1
CSC version: G920AUCS5DPK1
CSC country code: Germany
CSC sales code: DTM
HW version:
Phone SN:
Chip name: EXYNOS7420
Modem board: SHANNON333
Security patch: 2016-11-01
RF cal date:
IMEI: 350000000000006
Checking Super user right... true
Reading NV data... OK
Checking NV data... error
Security damaged (1)

Done with Samsung Tool PRO v.30.5