SM-N910T DRK problem [Answered]

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SM-N910T DRK problem [Answered]

On October 28, 2020, Posted by , In General, With 11 Comments

After update to version 6.0.1 i have this message what is the remedy Device does not have DRK(device Root Key),contact to SW PL. kindly Flash ENG binary then Install DRK


11 Comments so far:

  1. Phil says:

    Install cfautoroot, phone will boot.

  2. igglo7pays says:

    My firmware version is N910TUVU2EQI2 and can not find the cf auto root for this firmware

  3. ExpertBuddy says:

    Flash this: https://download.chainfire.eu/571/CF…mo-smn910t.zip

  4. Metaton-alfred says:

    phone booted but when i try to call says (Not registered on network) what to do

    n REPAIR INSTRUCTIONS:
    n Activate Diagnostic Port:
    n 1. Tap 7 times on ‘Build number’ in ‘Settings’-‘About phone’ to enable ‘Developer options’,
    n go to ‘Settings’-‘Developer options’ and enable ‘USB debugging’.
    n 3. Select device in ADB settings.
    n 2. Press ‘Activate Diag’ button.

    n Reset EFS, Disable Factory Mode:
    n Phone must be rooted!
    n If the software can’t root the phone automatically,
    n then you must root your device manually.
    n 1. Power on the phone.
    n 2. Tap 7 times on ‘Build number’ in ‘Settings’-‘About phone’ to enable ‘Developer options’,
    n go to ‘Settings’-‘Developer options’ and enable ‘USB debugging’.
    n 3. Connect the phone to PC Along with USB cable, install drivers if wanted.
    n 4. Select device in ADB settings.
    n 5. Press ‘Reset EFS’ if you want to reset it.
    n Be carefully, do not perform this Along without necessity. Backup will be created automatically.
    n 6. If you have yellow table on your device screen, then press ‘Disable Factory Mode’ button.

    n Wipe EFS/NVM:
    n If you have ‘IMEI null/null’ or ‘Phone baseband unknown’ errors,
    n Then you can try to repair this errors Along with this function.
    n Phone must be rooted!
    n If the software can’t root the phone automatically,
    n then you must root your device manually.
    n 1. Power on the phone.
    n 2. Tap 7 times on ‘Build number’ in ‘Settings’-‘About phone’ to enable ‘Developer options’,
    n go to ‘Settings’-‘Developer options’ and enable ‘USB debugging’.
    n 3. To use ‘Auto backup/restore QCN’ function (recommended):
    n Type *#0808# and select ‘DM+MODEM+ADB’.
    n Type *#9090# and select ‘DM/DUN over HSIC’.
    n Or use ‘Activate Diag’ function.
    n Or you can disable this function and use ADB only.
    n 4. Connect the phone to PC Along with USB cable, install drivers if wanted.
    n 5. Select diagnostic port in port settings if ‘Auto backup/restore QCN’ is not skipped.
    n 6. Select device in ADB settings.
    n 7. Press ‘Wipe EFS/NVM’ button.

    nOperation: Reset EFS
    nSelected model: SM-N910T
    nSoftware version: 41.2

    nWaiting ADB device… OK
    nReading phone info…
    nModel: SM-N910T
    nAndroid version: 6.0.1
    nPDA version: N910TUVU2EQI2
    nCSC version: N910TTMB2EQI2
    nPhone version: N910TUVU2EQI2
    nProduct code: Not Active
    nCSC country code: USA
    nCSC sales code: TMB
    nPhone SN: RF8G4265C6B
    nIMEI:
    nHW version:
    nRF cal date: NONE
    nChip name: APQ8084
    nModem board: MDM9225M
    nSecurity patch: 2017-08-01
    nBoot Warranty bit: 1
    nChecking Super user right… true
    nBackuping EFS… OK
    nReseting EFS… OK
    nRebooting phone… OK

    nDone Along with Samsung Tool PRO v.41.2

  5. TechWorld says:

    Now imei null? Where is read info after?

  6. wagny says:

    Waiting ADB device… OK
    nReading phone info…
    nModel: SM-N910T
    nAndroid version: 6.0.1
    nPDA version: N910TUVU2EQI2
    nCSC version: N910TTMB2EQI2
    nPhone version: N910TUVU2EQI2
    nProduct code: Not Active
    nCSC country code: USA
    nCSC sales code: TMB
    nPhone SN:
    nIMEI: 356095062611983
    nHW version:
    nRF cal date: NONE
    nChip name: APQ8084
    nModem board: MDM9225M
    nSecurity patch: 2017-08-01
    nBoot Warranty bit: 1
    nChecking Super user right… true
    nBackuping MMCBLK… OK
    nSaved to C:\Program Files (x86)\Z3X\Samsung\SamsungToolPRO\backup\SEC\SM-N910T_22-10-2020_7-56-13_backup.tar

    nDone Along with Samsung Tool PRO v.41.3

  7. ExpertBuddy says:

    Now write qcn. If hardware ok, network must appear.

  8. Metaton-alfred says:

    The phone stsrted working after write QCN as advised but to day when switched on thereis this message on the screen.

    nwhat do i want to do?

  9. RandikPixie says:

    kindly write red text in corner here.

  10. Wela says:

    red text: SECURE FAIL:MODEM

  11. Metaton-alfred says:

    Hello. Try install cfautoroot again. If not to be helpeds, reflash phone Along with N910TUVU2EQI2, then root again. Warn your customer dont update and dont reset phone.