SM-J400F U$ Patch Network Failed

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SM-J400F U$ Patch Network Failed

On October 20, 2020, Posted by , In General, With Comments Off on SM-J400F U$ Patch Network Failed

Dear Members,
Brand:- Samsung
Model:- J400F
Baniry:- U4
Problem:- No Network/emergency Calls only, *#0011# ImeI Status:- NG. I Patch Cert of this model SM-J400F U4 but Always Failed. Error:- Modem Not Supported/Downgrade Modem.


Operation: Patch Certificate
Selected model: SM-J400F
Software version: 41.2
Waiting ADB device… OK
Reading phone info…
Model: SM-J400F
Android version: 9
PDA version: J400FXXU4BSG1
CSC version: J400FODM4BSG1
Phone version: J400FXXU5BTA1
Product code: SM-J400FZDGINS
CSC country code: India
CSC sales code: INS
Phone SN: R28KB0A2K2D
IMEI: 3556240******
HW version: MP 0.300
RF cal date: 20181106
Chip name: EXYNOS7570
Modem board: SHANNON305
Security patch: 2019-07-01
Boot Warranty bit: 1
Checking Super user right… true
Initialization zTool… OK
Running zTool, kindly wait… OK
Reading data from phone… OK
Searching server… OK
Checking server answer… modem not supported
Searching server… OK
Checking available files… not found compatible file
Try downgrade modem if possible.
Done Along with Samsung Tool PRO v.41.2

kindly to be helped me how to solve this problem.

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