Samsung Express 2 SM-G3815 EFS File Download
File Info here:
Mobile Name: Express 2
Mobile Model Number: SM-G3815
Country: USA & All
File: Read the Backup file
File Type: EFS
Credit: Free of cost
File Format: Tar
Note: This Efs file is also Odin Flasher-supported.
How to write an Efs file with a Supported box, like Z3x or Octoplus, etc…
Samsung Express 2 SM-G3815
Power ON Samsung Galaxy SM-G3815 and go to Device Setting
with the help of the Phone and hit seven times on Build Number of the Device
choose Developer Option and Enable USB Debug and OEM Unlock also
Open the Z3X box setup and select a model number like SM-G3815
Connect the Device to the PC via a USB Data cable
From Z3X select ADB and go to EFS write/Read menu
Choose to write EFS and select the downloaded EFS file
Click on start Flash EFS and wait for the Device to reboot automatically
Power ON the Device and check your problem is solved.
If you haven’t Z3x box, Don’t worry use Odin Flasher and select the file which I give you in the following. Connect the mobile with Odin flasher through the PC and hit the start button to complete the procedure. That’s all…. enjoy.
What exactly is EFS (Encrypted File System)?
The EFS mentions a destination folder called EFS which can store information like meid, IMEI, serial number, config, diag settings, and radio configurations, etc in an encrypted format at the document system level stores. Therefore it is very necessary for us to back-up EFS before flashing Google Android ROMs.
Note: Please create a backup of your Gadget before installing or upgrading Firmware.