What is the DM-Verity for Samsung Galaxy J7 2018 SM-J737R4
DRK is an acronym DEVICE ROOT KEY it's an encrypted number for the device and it's positioned when manufactured by Samsung. When you turn on the device, the device checks this encrypted number to check if the system is original or not.
Sources or Reasons for the appearance of DRK problem.
This problem occurs once when you flash the ROM that doesn't match the device in terms of the version Baseband, Or when flashing a custom ROM by a custom recovery (TWRP) Or by the stock rom for instance , Stock ROM but a language has been added thereto during this case, the encrypted number will check the status of the system When the system doesn't match the amount , this error will occur, the red write will appear within the recovery mode (dm-verity Verification failed).
Problems resulting from DRK / DM-Verity
-Stop at the Samsung logo.
-Automatic boot to the recovery mode.
-Restart the device.
Information about supported devices
Device: Samsung Galaxy J7
Model: SM-J737R4
Protection: FRP ON / OEM ON / RMM
Problem and Solution: Fix DRK J737R4
Warning before starting
-Charge the device battery level 50%.
-Download the files according to the type of device and must not Differ from any characters.
-And agree that all steps are at your own risk.
Important tools to fix drk
Link
J737R4 U7 Android 9.0 FIX DRK
Firmware Files
Notes:
Do not extract files due to the file format .tar
Use the Odin tool attached to the first article.
All files are device-specific SM-J737R4
You should concentrate to the extent of protection of your Device before downloading any file.
You can see the extent of protection of your device from Download Mode or Recovery Mode.
Files are not password protected
Firmware Files
How To Flash Fix DRK File
1-Download Firmware and Extract by 7z or WinRAR.
2-When extracting files, rename the file AP J737R4
3-Open AP File then Extract the system file.
4-Now create an archive of the system file
5-Choose the file format.tar Then, create the file.
6-Download Fix DRK file.
7-Now we have two files DRK File,SYSTEM.tar File).
8-Boot your phone to Download Mode
9-Open Odin Tool and wait to urge a blue check in Odin.
10-Add the DRK File to BL.
11-Do NOT tick any extra boxes.
12-Click the beginning button, await Odin to mention 'PASS'.
13-Boot your phone to Download Mode again.
14-From Odin Tool Add the File SYSTEM to AP.
15-Click the beginning button, await Odin to mention 'PASS'.
16-Then the device will work without problems.
