Fix DM-Verity DRK On Samsung Galaxy A40 SM-A405FN (FRP: ON OEM: ON)


The “dm-verity need to check verification failed” error message often appears on a Samsung Galaxy A40 SM-A405FN when a user attempts to make Samsung Galaxy A40 SM-A405FN firmware changes and the operating system security deems it as unsafe.

With added security to safeguard Samsung Galaxy A40 SM-A405FN owners from modding their software, these kinds of issues are becoming more of a concern.

Fix DM-Verity DRK

Essentially, your phone will be ‘soft-bricked’ when you receive this error. You won’t be able to use it at all and all normal functionality will cease. Follow the guide below to fix the DM-Verity DRK On Samsung Galaxy A40 SM-A405FN.

The Benefit Of Samsung Galaxy A40 SM-A405FN DM-Verity DRK File:

  • Fix Hang on Boot Screen/Logo Screen.
  • Fix Restarting on Boot Screen/Logo Screen.
  • Fix dm-verity verification failed during firmware upgrading.
  • Fix drk problems/not found/or damaged.
  • Fix kernel is not seandroid enforcing.

Pre-requirements to fix Samsung Galaxy A40 SM-A405FN Fix DM-Verity DRK:

A. Install Samsung Galaxy A40 SM-A405FN ADB & Fastboot on Your Computer:

Samsung USB Drivers allows you to connect your Samsung Smartphone and Tablets to the Windows computer without the need of installing the Samsung Kies application.

It also allows you to Flash Samsung Stock Firmware on your Samsung Device using the original drivers.

Just download the Samsung Android USB Driver for Windows and setup.

B. Samsung Galaxy A40 SM-A405FN Flash Tool Odin:

Odin3 is designed to flash Samsung smartphones with stock firmware packages. Custom ROMs rarely do flash with Odin, as this program does not recognize .zip extensions, but only .tar files.

C: Samsung Galaxy A40 SM-A405FN Firmware:

D: Samsung Galaxy A40 SM-A405FN DRK Files:

How To Fix Samsung Galaxy A40 SM-A405FN DM-Verity DRK Error:

  1. Download Samsung Galaxy A40 SM-A405FN Firmware from the link given above and Extract by 7z or WinRAR.
  2. When extracting files, rename the file AP_ Then delete the extension .md5
  3. Open Samsung Galaxy A40 SM-A405FN AP File then Extract the system file.
  4. Now create an archive of the system file that we extracted previously by a program 7z.
  5. Choose the file format.tar Then, create the file.
  6. Download the Samsung Galaxy A40 SM-A405FN 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 get a blue sign in Odin.
  10. Add the ‘Samsung Galaxy A40 SM-A405FN DRK‘ File to BL.
  11. Do NOT tick any extra boxes.
  12. Click the start button, wait for Odin to say ‘PASS’.
  13. From Odin tool Add the SYSTEM File to AP.
  14. Click the start button, wait for Odin to say ‘PASS’.
  15. Then the device will work without problems.
Method 2: Contact Samsung

Because of the complexity of this issue, contacting Samsung may be the only method to fix your device if the above method does not help. Find out contact Samsung Support center.

Leave A Reply

Your email address will not be published.

This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish. Accept Read More