G570m modem downgrade

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G570m modem downgrade

On January 28, 2018, Posted by , In Z3X box Section, With Comments Off on G570m modem downgrade

 G570m modem downgrade

Hi,


Can anyone to be helped me Along with this problem, im trying to write cert file into a g570m But i get this error

Waiting ADB device… OK
Reading phone info…
Model: SM-G570M
Android version: 6.0.1
Product code:
Phone version:
PDA version: G570MUBU2AQK2
CSC version: G570MZTO2AQK2
CSC country code: Brazil
CSC sales code: ZTO
HW version:
Phone SN: R28J72P3T7V
Chip name: EXYNOS7570
Modem board:
Security patch: 2017-08-01
RF cal date:
IMEI:
Checking Super user right… true
Reading NV data… OK
Checking NV data… OK
Reading data… error
Security damaged (4 13)
Initialization zTool… OK
Running zTool, kindly wait…
Start… OK
Initialization… OK
Generate and check client proof… OK
Verify proof by client… OK
Reading data from phone… error (0)
Try downgrade modem if possible

Done Along with Samsung Tool PRO v.30.5

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