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Tuesday, August 6, 2019

SM-J600F write original cert back error (12)

  Unlock4samsung       Tuesday, August 6, 2019
SM-J600F write original cert back error error (12)

Quote:

BACKUP INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone'-'Software information'
to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Read EFS' button to read backup or 'Write EFS' to restore.

To backup/restore QCN, phone diagnostic port must be enabled.
1. Power on the phone.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select diagnostic port in port settings.
5. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore.

Operation: Write CERT
Selected model: SM-J600F
Software version: 37.0

Waiting ADB device... OK
Reading phone info...
Model: SM-J600F
Android version: 8.0.0
PDA version: J600FXXU3ARH2
CSC version: J600FOEM3ARH2
Phone version: J600FXXU3ARH2
Product code: SM-J600FZVEILO
CSC country code: Ukraine
CSC sales code: SEK
Phone SN: RF8K535LRWT
IMEI: 356423091072466
HW version: REV0.3A
RF cal date: 20180526
Chip name: EXYNOS7870
Modem board: SHANNON315
Security patch: 2018-08-01
Boot Warranty bit: 0
SIM State: ABSENT
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching server... OK
Checking server answer... OK
Executing... OK
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... OK
Checking certificate file... OK
KEY ID: 0504
Writing security... error (12)
Rebooting phone... OK

Done with Samsung Tool PRO v.37.0
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