Install TWRP Recovery on Samsung Galaxy S21

Installing TWRP Recovery on your Samsung Galaxy S21 is a crucial step for customizing and optimizing your device. This step-by-step guide will walk you through the process of preparing your device, downloading necessary files, installing TWRP Recovery, and additional steps to enhance your Android experience.

Key Takeaways

  • Ensure to check the correct model of your Samsung Galaxy S21 before proceeding with the TWRP installation process.
  • Enabling Developer Options and unlocking the bootloader are essential prerequisites for installing TWRP Recovery on your device.
  • Downloading the TWRP Recovery image and Odin Tool are necessary steps to prepare for the installation process.
  • Following the correct steps to boot into Download Mode, flash TWRP Recovery, and reboot into TWRP Recovery is crucial for a successful installation.
  • Backup your data, explore custom ROMs, and consider rooting your device to unlock advanced customization options after installing TWRP Recovery.

Preparing Your Samsung Galaxy S21

Check Device Model

Before proceeding with the installation of TWRP Recovery, it’s crucial to verify the exact model number of your Samsung Galaxy S21. Installing firmware intended for a different model can lead to device malfunction or bricking. To check your model number, go to:

  • Settings
  • About phone
  • Model number

Make a note of this number as you will need it to download the correct TWRP image for your device.

It’s important to ensure that the TWRP version you’re about to download is compatible with your specific Galaxy S21 model to avoid any potential issues.

Enable Developer Options

To access advanced settings on your Samsung Galaxy S21, enabling Developer Options is a crucial step. Navigate to ‘Settings’ > ‘About phone’ > ‘Software information’ and tap ‘Build number’ seven times. A message will appear indicating that Developer Options have been unlocked.

Once enabled, you’ll find Developer Options at the bottom of the ‘Settings’ menu. Here’s what you need to do next:

  • Open the Developer Options.
  • Look for ‘OEM Unlocking’ and toggle it on.
  • Enable ‘USB debugging’ to allow future operations with your PC.

Remember, these settings are intended for developers and can affect your device’s performance and security. Proceed with caution and ensure you understand the implications of these changes.

Unlock Bootloader

Before proceeding with the installation of TWRP Recovery, it’s crucial to unlock the bootloader of your Samsung Galaxy S21. This step is essential as it allows you to install custom software on your device. However, be aware that unlocking the bootloader may void your warranty and erase all data on the device.

To unlock the bootloader, follow these steps:

  1. Go to ‘Settings’ on your phone.
  2. Navigate to ‘About phone’ and tap on ‘Software information’.
  3. Tap ‘Build number’ seven times to enable Developer Options.
  4. Return to the main ‘Settings’ menu and open ‘Developer Options’.
  5. Enable ‘OEM unlocking’ and confirm your action.
  6. Turn off your device.
  7. Press and hold the Volume Up and Volume Down buttons simultaneously, then connect your phone to a computer via USB.
  8. A bootloader unlock prompt will appear on the screen; follow the instructions to unlock the bootloader.

After unlocking the bootloader, your device will perform a factory reset. Ensure you have backed up all important data before proceeding with this step.

Downloading Necessary Files

Download TWRP Recovery Image

Before proceeding with the installation of TWRP Recovery, you need to download the correct image file for your Samsung Galaxy S21. Ensure that the TWRP image is compatible with your specific model to avoid any issues during the flashing process.

Visit the official TWRP website or a trusted source to download the latest version of TWRP Recovery for your device. Below is a list of steps to guide you through the download process:

  • Navigate to the TWRP official website.
  • Select your device from the list of supported devices.
  • Download the latest TWRP image file for your Samsung Galaxy S21.

Remember to verify the checksum of the downloaded file to ensure its integrity and authenticity. This step is crucial to prevent flashing a corrupted or tampered recovery image.

Download Odin Tool

Once you have the TWRP recovery image for your Samsung Galaxy S21, the next step is to download the Odin tool. Odin is a firmware flashing software developed by Samsung for its Android devices. It is essential for installing TWRP recovery on your phone.

To download Odin, visit the official XDA Developers forum or other reputable sources. Ensure you download the latest version compatible with your device. Here’s a simple checklist to follow:

  • Verify the Odin version is compatible with your Galaxy S21.
  • Download Odin from a trusted source to avoid malicious software.
  • Check the MD5 checksum to ensure the file integrity is intact after download.

After downloading Odin, extract the ZIP file to a convenient location on your computer. This will be the tool you use to flash TWRP recovery onto your device, so make sure to follow the instructions carefully in the next steps of this guide.

Installing TWRP Recovery

Boot into Download Mode

To flash TWRP Recovery onto your Samsung Galaxy S21, you must first boot your device into Download Mode. This special pre-boot mode prepares the phone for flashing firmware and other system modifications.

Follow these steps to enter Download Mode:

  1. Power off your Galaxy S21 completely.
  2. Press and hold the Volume Down + Power keys simultaneously.
  3. When the warning screen appears, release all buttons.
  4. Press the Volume Up button to confirm and enter Download Mode.

Once in Download Mode, your device is ready to communicate with the Odin tool, which will be used to flash TWRP Recovery. It’s crucial to follow the instructions carefully to avoid any potential issues during the flashing process.

Flash TWRP Recovery

With the Samsung Galaxy S21 in Download Mode and the necessary files downloaded, you’re now ready to flash TWRP Recovery using Odin. Ensure that Odin recognizes your device before proceeding to avoid any issues.

Follow these steps to flash TWRP:

  1. Open Odin on your computer.
  2. Click on the ‘AP’ button and select the TWRP Recovery .tar file you downloaded.
  3. Make sure that ‘Auto Reboot’ and ‘F. Reset Time’ options are checked.
  4. Click ‘Start’ to begin the flashing process.

The flashing process will take a few minutes. Do not disconnect your device or close Odin until the process is complete and you see a ‘PASS’ message.

Once flashed, TWRP Recovery will replace your stock recovery, and you’ll have more control over your device’s firmware.

Reboot into TWRP Recovery

Once you have successfully flashed TWRP Recovery onto your Samsung Galaxy S21, the next crucial step is to reboot your device into TWRP Recovery. This will allow you to access the full range of features that TWRP offers, including the ability to flash custom ROMs and make full system backups.

To reboot into TWRP Recovery, follow these steps:

  1. Hold down the Power and Volume Down buttons to turn off your device.
  2. Once the device is off, press and hold the Power and Volume Up buttons simultaneously.
  3. Release the buttons when the Samsung logo appears, and your device should boot into TWRP Recovery mode.

It’s important to note that if your device boots into the regular operating system instead of TWRP, you may need to repeat the process or troubleshoot any issues that might have occurred during the installation of TWRP.

Successfully booting into TWRP Recovery is a milestone in customizing your device. Take a moment to familiarize yourself with the TWRP interface and explore the options available to you.

Additional Steps

Backup Your Data

Before proceeding to install custom ROMs or root your device, it’s crucial to backup your data. This ensures that you can restore your phone to its previous state if anything goes wrong during the installation process.

  • Backup your contacts, messages, and call logs.
  • Use Samsung’s Smart Switch or Google Drive to backup your media and documents.
  • Remember to backup app data and settings, which can often be done through individual apps or a dedicated backup app.

It’s always better to be safe than sorry. A complete backup is your safety net against any unforeseen issues that might arise during the modification of your device’s software.

Install Custom ROMs

After successfully installing TWRP Recovery on your Samsung Galaxy S21, you have the option to install custom ROMs. Custom ROMs can significantly alter your device’s interface and functionality, offering a personalized experience beyond what the stock firmware can provide.

Before proceeding, ensure that you have researched and selected a custom ROM that is compatible with your device model. It’s crucial to read through the ROM’s installation instructions as they can vary. Here’s a basic outline of the steps you might follow:

  • Download the custom ROM zip file.
  • Transfer the file to your device’s internal storage.
  • Boot into TWRP Recovery.
  • Perform a factory reset (optional but recommended for a clean installation).
  • Flash the custom ROM zip file from TWRP.
  • Wipe cache/Dalvik if suggested by the ROM’s instructions.
  • Reboot your device.

Remember, flashing a custom ROM will likely void your warranty and could pose risks if not done correctly. Always back up your data before proceeding with any modifications to your device’s software.

Root Your Device

Rooting your Samsung Galaxy S21 gives you superuser access, allowing you to fully customize your device, install specialized apps, and make deep system changes. Be aware that rooting can void your warranty and may expose your phone to security risks.

Before proceeding, ensure you have a backup of your data, as rooting can potentially lead to data loss. Follow these steps to root your device:

  • Download the latest version of Magisk Manager.
  • Copy the Magisk Manager APK to your device.
  • Install the APK and open Magisk Manager.
  • Complete the in-app instructions to patch your device’s firmware.

After rooting, you should regularly update your device’s security software and be cautious about the apps and modifications you install. Rooting is a powerful tool, but with great power comes great responsibility.


In conclusion, installing TWRP Recovery on your Samsung Galaxy S21 can greatly enhance your device’s capabilities and customization options. By following the step-by-step guide provided in this article, you can unlock the full potential of your device and explore a wide range of advanced features. Remember to proceed with caution and always back up your data before making any modifications to your device. Enjoy the benefits of TWRP Recovery and elevate your Samsung Galaxy S21 experience to the next level!

Frequently Asked Questions

What is TWRP Recovery and why do I need it for my Samsung Galaxy S21?

TWRP (Team Win Recovery Project) is a custom recovery that allows you to perform various tasks such as flashing custom ROMs, creating backups, and more. Installing TWRP on your Samsung Galaxy S21 gives you more control over your device and enables advanced customization options.

Is it safe to install TWRP Recovery on my Samsung Galaxy S21?

Installing TWRP Recovery on your Samsung Galaxy S21 is generally safe if done correctly. However, there is always a risk involved when modifying system files. It is important to follow the instructions carefully and understand the potential risks involved.

Do I need to unlock the bootloader before installing TWRP Recovery on my Samsung Galaxy S21?

Yes, you must unlock the bootloader of your Samsung Galaxy S21 before you can install TWRP Recovery. Unlocking the bootloader allows you to make changes to the system partitions and install custom recovery like TWRP.

Can I revert back to the stock recovery after installing TWRP on my Samsung Galaxy S21?

Yes, you can revert back to the stock recovery on your Samsung Galaxy S21. You can flash the stock recovery image using tools like Odin or reflash the official firmware to restore the device to its original state.

Will installing TWRP Recovery void the warranty of my Samsung Galaxy S21?

Yes, installing TWRP Recovery or making any modifications to the system software of your Samsung Galaxy S21 may void the warranty provided by the manufacturer. It is important to understand the implications before proceeding with such modifications.

Can I backup my data before installing TWRP Recovery on my Samsung Galaxy S21?

Yes, it is recommended to backup your data before installing TWRP Recovery on your Samsung Galaxy S21. TWRP allows you to create full system backups, including app data, settings, and files, which can be restored in case of any issues during the installation process.

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