Samsung is a Korean consumer electronics manufacturer that was founded in the year 1938. It has been working in different sectors such as consumer appliances, smartphones, electricals, etc. Samsung has launched thousands of smartphones in the past years and still continues to do so. One such device launched by Samsung was the Samsung j210f.

During its launch period, Samsung sold millions of units of the Samsung j210f. It was an android-based device and was much appreciated by the consumers during its launch period. Because of the Samsung brand, a lot of people still use this device as their primary smartphone. But as it is with every Android-based device, over time they tend to develop certain software issues. Similar is the case with Samsung j210f.

If you own this device and are facing any kind of software issues such as unresponsive apps, frequent restarts, boot loop, slow operating system, etc. Then the best way to repair the devices to install the flash files provided by the manufacturer. Flash files are a bundle of software files that are provided by the manufacturer of the device during the launch of the device. By following this tutorial you can easily fix your device without having to spend any money.

In this article, we will see what a flash file is and what are its benefits. We will also see how you can install it on your phone.


What is Samsung j210f flash file?

In simple words, a flash file is a package of a few different software components that are necessary for the proper functioning of a device. Flash file has different components such as operating system, kernel, recovery image, bootloader, etc. Each of these components has a different function to perform. If any of these components fail to work properly then it can cause the device to malfunction. The operating system performs resource management of the device and provides a user interface for the user to interact with the device. Similarly, the kernel provides an interface for the operating system to interact with the hardware components of the device. The bootloader helps to load the operating system into memory whenever the device is power down. Similarly, the recovery image helps to perform all the software update tasks.

In this article, we will see how you can install the flash file on your device and what kind of problems you can solve using them.

Installing the flash file can solve these problems –

Installing the flash file on the device can help to solve issues related to software easily but make sure that the issues are among the below-given ones only. Any other issues might be a sign of hardware damage that cannot be fixed by this procedure.

  • If your phone does not restart and is stuck on the Samsung logo, which is also called a “boot loop” where the device goes in an infinite loop of restarts. In such a case also, installing the flash file can help to recover your device.
  • The operating system of your device is not functioning properly or there are unexpected glitches or application errors that occur on a regular basis.
  • If your device is restarting on its own without having any physical issues such as battery screen issues then also installing the flash file can help to eliminate this issue.
  • If the device is behaving weirdly and responding to user inputs then also it can be a sign of software damage. This can be easily fixed by installing the flash file on the phone.

How to install flash file firmware in Samsung j210f?

In this section, we will see how you can install the flash files in your Samsung j210f easily.

Note –

Follow this tutorial on your own risk. This tutorial is only for educational purposes and any damage caused to your device will not be our responsibility. Make sure that you follow each and every step carefully.

Download Samsung j210f flash file and the required tools

Download the below-given files and extract them to an easily accessible location on your desktop.

We will use the miracle tool to install the flash files on your Samsung device.

Steps to flash Samsung j210f firmware file –

Make sure you have an interrupted power supply to your computer. Also, try to use a high-quality usb cable as a faulty cable can completely brick your device. Follow the below-given steps to get started.

  • First, we need to install the drivers for the device on your computer. Navigate to the folder where you have extracted the drivers downloaded in the previous step and install them.
  • Go to the folder where you extracted the miracle thunder tool and install it.
  • Open the miracle tool and click on the spd tab present on the top right corner.
  • Now select the option that says write NV. Select the choose type button and click on the arrow in front of it. A new window will pop where you have to select the flash files.
  • Navigate to the folder where you extracted the flash files and click ok.
  • Now click on the connect button present on the top left corner and connect your phone to the computer via a usb cable. Make sure that you switch off your phone before connecting it.
  • Once the tool detects the phone click on the start button present at the bottom right corner.
  • The flashing process should start and you can see the progress of the process in the progress bar.
  • After the flashing process is complete disconnect your phone from the computer. Press and hold the power button to restart it.


In this article, we have shown how you can fix your Samsung device and remove any kind of software issues from it. If your device is facing software issues such as frequent restarts, slow navigation, app freezing issues, etc. By installing the flash file on to your device you can easily resolve these issues. In this article, we have given step by step tutorial on how to do it. Installing the flash file on your device will reset it and any unsaved data will be lost. Make sure you back up all important data before proceeding with the process.