J701f android 8.1 imei repair failed

J701f android 8.1 imei repair and patch network failed



IMEI Failed log



Operation: Repair
Selected model: SM-J701F
Software version: 34.3

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

Waiting ADB device... OK
Reading phone info...
Model: SM-J701F
Android version: 8.1.0
PDA version: J701FDDU6BRI1
CSC version: J701FODD6BRI1
Phone version: J701FXXU6BRH5
Product code: SM-J701FZDDINS
CSC country code: India
CSC sales code: INS
Phone SN: RZ8JA1ZXK7V
IMEI: xxxxxxxxxxxxxxxxx
HW version: MP 0.400
RF cal date: 20171028
Chip name: EXYNOS7870
Modem board: SHANNON315
Security patch: 2018-09-01
Boot Warranty bit: 0
SIM State: ABSENT,ABSENT
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating... OK
Writing zTool... OK
Initialization zTool... OK
Running zTool, please wait...
Start... OK
Initialization... OK
Generate and check client proof... OK
Verify proof by client... OK
Reading data... error (1)
Initialization zTool... error (0 1)
Try downgrade modem if possible

Done with Samsung Tool PRO v.34.3


can i downgrade modem. is it safe or not

please help me

thank you

Attached Images

j701f repair.jpg (120.0 KB)