How to Root Samsung Galaxy M21 ~ 3 [Working Methods]

Hello friends, You have come here to root your Samsung Galaxy M21. Then you have come to the right place; you don’t need to go anywhere else. In this article, we will tell you several ways to root. so that you can root your device properly. And rooting provides you with enormous power. so you can customize your device. And before rooting, let’s discuss its advantages and disadvantages.

What is root?

Rooting Android is a process that aims to grant superuser permissions to an Android device, allowing the user to access deeper parts of the system and modify it in his own way. This means that when you root your Android device, you get superuser permissions, allowing you to access system files and settings that are usually hidden from other users.

This allows users to constantly control and improve their devices, but it also comes with security concerns, as rooting exposes the system to vulnerabilities in the pursuit of security.

Advantages or Benefits of rooting

  • Superuser Access: A rooted device gives you superuser access, so you can access system files and all manner of devices.
  • Custom ROMs: On a rooted device, you can install custom ROMs, which can give you innovative features and better performance.
  • Application Control: By rooting, you can extend the control of apps and forcefully remove system apps.
  • Improvement of Battery Life: Through rooting, you can get more control over battery management and extend battery life.
  • Advanced Backup: With a rooted device, you can make an advanced backup of your data to keep it safe.

Disadvantages or Cons of Rooting

  • Void of Warranty: When you root your device, it may void the warranty offered by your manufacturer, as it may be a violation of their terms.
  • Security Threat: By rooting, your device may be at security risk, as you are now breaking the internal security boundaries of the system. The potential risks of malware and viruses may increase.
  • Software issues: After rooting, there may be software issues on the device, such as random crashes or the device not working properly.
  • Problems with Updates: There may be problems with updating your device, as the manufacturer may not support your rooted device.
  • Data Loss: While rooting, your device may be at risk of data loss, which happens quite often.

Pre Requirements:

  • Data Backup: Rooting can corrupt the data on your device. So you must keep your device’s data in a safe place.
  • Battery charge: Keep in mind that your device’s battery should be above 80%. Otherwise, your battery may fully drain.
  • Device version check: Before starting the process, check the device’s model number and version. because you need to download the correct rooting method and files for your device.
  • Internet access: You need internet access. Because you will need to download an unlock tool and other stuff.
  • Correct USB Drivers and Cable: Install the correct USB drivers for your device on your PC, and choose an original USB cable. This will help you connect your phone to the PC properly.

Let’s Root Samsung Galaxy M21

Fulfill the pre-requirements for safe rooting. In this article, we have focused on three methods to root your device. You can use any of them. Method #1: Root Samsung Galaxy M21 Without PC Method #2: Using the TWRP Custom Recovery

Warning:- Rooting may void your device warranty and raise many security issues. Therefore, root your device at your own risk.

Method #1: Root Samsung Galaxy M21 Without PC

  • Download and install the KingoRoot app on your Samsung Galaxy M21.
install the application
  • Make sure to enable the “unknown source” settings on your device.
  • Now, open the application and click on the One-Click Root option.
One Click Root option
  • Wait until the rooting process ends on the Kingoroot app.
  • After completing the process, you can all root services on your device.

Congratulation! Your Samsung Galaxy M21 has been successfully rooted.

Method #2: Using the TWRP Custom Recovery

Step 1: Unlock the bootloader

  • Enable Developer Options: Go to device Settings, scroll down, and tap on “About phone,” then tap on “Build number” several times until “Developer Options” is activated.
Enable Devloper Option
  • Go to Settings and select “Developers Mode.” Now find the options “OEM Unlocking” and “USB Debugging” and enable them.
Enable USB Debugging
oem unlocking
  • Now boot your Samsung Galaxy M21 into bootloader mode to Unlock the Bootloader.
  • Connect the phone to the PC or laptop using a USB cable.
  • Type the command “fastboot oem unlock” in the terminal.

Step 2: Install and flash TWRP custom Recovery

  • Download the file: Go to the TWRP official website and download the TWRP recovery file for your Samsung Galaxy M21, according to your device’s model “Galaxy M21” and brand “Samsung.” The file can be a string or in “img” format.
  • Boot your phone into bootloader mode: To enter bootloader mode, you can press and hold your phone’s “Power button” and “Volume Down” buttons simultaneously. After that, you have to select “Bootloader” or “Fastboot” by using the “Volume Up/Down button”.
  • Flashing TWRP Recovery: After getting your phone into Fastboot mode, use a USB cable and connect it to your PC.
  • Flash the recovery: Now, open the flashing tool on your PC and select the TWRP recovery file on your phone. Select the appropriate option to flash the file, and wait for the process to complete.

If you need a TWRP installation guide you can check out our related posts.

Step 3: Get the correct Magisk Zip

We are assuming that you have completed the TWRP flashing process on your Samsung Galaxy M21. Which we told you very well in the previous step. How to do the TWRP flashing process. After completing that, you are ready to flash the Magisk Zip file. Then download the Magisk zip file, which is given below.

Step 4: Root using Magisk Zip

  • Let’s start by booting TWRP Custom Recovery.
  • Press the “Install button” and find the “Magisk file”.
Install Button
  • Select the “.zip” file from the shown list to open the flashing menu.
Select Magisk Zip
  • “Swipe right” to start the flashing process.
Right swipe
  • Reboot your device when the flashing process is complete.

BOOM! Your Samsung Galaxy M21 has been rooted successfully. Now you will feel your device has any supernatural powers on it. You can use your device’s all-administrator settings as you wish.

Method #3: Using Fastboot and ADB

Download platform tools and ADB drivers for your PC or laptop.

  • Go to Settings >> About Phone >> Tap on “Build Number” several times until “Developer Mode” is enabled.
  • Access the “Developer option” to enable “USB debugging” and “OEM unlocking.”.
oem unlocking
  • Connect your smartphone to the PC or laptop using the “USB Cable”.
  • Open the platform tool folder and type “cmd” in the folder’s search bar.
  • A terminal window or command prompt will display on the screen.
  • Now type the first command, “adb reboot bootloader”. to boot into the bootloader.
adb reboot bootloader
  • Now, enter the command “fastboot flash boot” and choose then hit Enter to start the flashing process on your device.
fastboot flash boot
  • Finally, type the command “fastboot reboot” to reboot your Samsung Galaxy M21.

Awesome! Your Samsung Galaxy M21 has been successfully rooted. Now you are free to use all rooting

How do I uninstall Magisk on a Samsung Galaxy M21?

If you are thinking about unrooting your device, then simply follow the steps to unroot your Samsung Galaxy M21.

  • Open the Magisk app on your device.
  • Go to the “Settings” menu Tap (three horizontal lines) in the upper-left corner, and then select “Settings”.
  • Scroll down in the Settings menu and tap the “Uninstall” button.
Uninstall Magisk
  • Follow the prompts to “uninstall Magisk” and restore your device to its original, unrooted state.
Complete Uninstall

Frequently Asked Questions (FAQs)

Q- Are rooted devices illegal?

Ans. Rooted devices are not inherently illegal. However, using them to circumvent security measures or engage in illegal activities may be against the law in some jurisdictions.

Q- Does a factory reset remove the root?

Ans. Yes, a factory reset typically removes root access from a rooted device, returning it to its original state. However, it’s essential to note that some advanced rooting methods might persist even after a factory reset, but this is less common.

Q- Can root destroy your phone?

Ans. A root can potentially harm your phone if not done correctly. It can void warranties and expose your device to security risks, but it won’t inherently destroy it. Proper precautions are essential when rooting to avoid problems.


Hey guys, We hope that by following the step-by-step method that we have told you, you have rooted your Samsung Galaxy M21 properly. If you face any problems during the rooting process, then feel free to ask us in the comment box. We will find out the solution and let you know.

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