Download SIM UNLOCKER ODIN v1.1 Free

In the Android ecosystem, firmware flashing is a common practice to upgrade or modify the operating system of a device. SIM UNLOCKER ODIN is a modified version of Odin Flash Tool, developed by Samsung, is a Windows-based utility that enables users to flash stock firmware, custom ROMs, kernels, recovery images, and more on Samsung Galaxy devices. Download the latest version of the tool from the below links provided by A2GSMTOOLS.COM.

Download SIM UNLOCKER ODIN v1.1 Free

What is Odin Flash Tool

Odin Flash Tool acts as a bridge between your computer and Samsung Galaxy devices, allowing you to install, update, or restore firmware. It is a powerful and versatile tool that grants users complete control over their devices. Whether you want to revert to stock firmware or experiment with custom ROMs, Odin Flash Tool simplifies the process.


Odin Flash Tool comes equipped with a plethora of features that make it a go-to choice for Samsung Galaxy users:

  1. Flashing Firmware: Odin allows you to flash official Samsung firmware packages on your device, ensuring compatibility and stability.
  2. Custom ROM Installation: With Odin, you can install custom ROMs developed by the Android community, enabling you to personalize your device and access additional features.
  3. Kernel and Recovery Flashing: Odin enables you to flash custom kernels and recovery images, giving you more control over the device’s performance and functionality.
  4. Partition Management: You can use Odin to manage various partitions on your device, including the system, cache, data, and more.
  5. Unbrick Devices: If your Samsung Galaxy device is bricked or stuck in a boot loop, Odin can help you recover it by flashing the appropriate firmware.
  6. Rooting: Odin can be utilized to root Samsung Galaxy devices, granting users administrative privileges and the ability to unlock the full potential of their devices.

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A2GSM provides the following Download links from which you can download the tool for Microsoft Windows (32-bit or 64-bit).

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How to Install SIM UNLOCKER ODIN v1.1

  1. Download Tools from the above Links
  2. Extract using Winrar or 7Zip
  3. Open the Extracted folder and double-click the .exe file
  4. Now Accept the Terms & Conditions and proceed
  5. Choose Installation folder C: Drive(Default)
  6. Now, follow the on-screen instructions and install
  7. voila, the application is installed on the computer
  8. Enjoy!

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Step-by-Step Guide to Flashing with Odin

Now that you have Odin Flash Tool downloaded, let’s walk through the process of flashing firmware on your Samsung Galaxy device:

Step 1: Preparing your Device

Before you begin flashing with Odin, it’s crucial to take some preparatory steps:

  • Backup: Ensure you have a backup of your important data as the flashing process may result in data loss.
  • Charge: Make sure your device has sufficient battery charge to complete the flashing process without interruptions.

Step 2: Downloading Firmware and Odin

To proceed with the flashing process, you need the appropriate firmware package for your device and the latest version of Odin Flash Tool:

  • Firmware: Visit the official Samsung website or trusted sources to download the correct firmware package for your device model.
  • Odin: Refer to the earlier section on how to download Odin Flash Tool.

Step 3: Booting your Device into Download Mode

Follow these steps to boot your Samsung Galaxy device into Download Mode:

  1. Power off your device completely.
  2. Press and hold the Volume Down + Home + Power buttons simultaneously.
  3. Release the buttons when you see the warning message, then press the Volume Up button to enter Download Mode.

Step 4: Connecting your Device to the Computer

To establish a connection between your device and the computer, follow these steps:

  1. Launch Odin Flash Tool on your computer by double-clicking the Odin executable file.
  2. Connect your Samsung Galaxy device to the computer using a compatible USB cable.
  3. Wait for Odin to recognize your device. You should see an “Added!” message in the Odin window.

Step 5: Flashing the Firmware

Now it’s time to flash the firmware using Odin:

  1. In the Odin window, click on the AP or PDA button, depending on the Odin version.
  2. Browse and select the firmware file you downloaded earlier.
  3. Review the Odin options to ensure the necessary settings are selected, such as Auto Reboot and F. Reset Time.
  4. Double-check that everything is set correctly, then click the Start button to begin the flashing process.

Step 6: Completing the Flashing Process

During the flashing process, your device may reboot several times. Once the process is complete, you will see a Pass message in Odin, indicating a successful firmware installation. Your device will automatically reboot into the newly flashed firmware.

Note: Please Disable Windows Defender or any Antivirus installed on your Computer. Otherwise, Setup or some important files will be deleted or corrupted by Antimalware.

Warning: It’s important to note that using any third-Party tool on Android devices may void the warranty. It requires technical knowledge and should be done very carefully to avoid any data loss or damage to your device. Make sure to follow the instructions provided by the tool and always back up your device’s data before performing any modifications.


  1. Is Odin Flash Tool compatible with devices other than Samsung Galaxy?

    No, Odin Flash Tool is specifically designed for Samsung Galaxy devices and may not work with devices from other manufacturers.

  2. Is the Odin Flash Tool Free to use?

    Yes, it is completely free to download and use. You can use it for flashing firmware Stock ROM, Remove Locks, and bypassing Google Account FRP Lock easily on Android smartphones and tablets.

  3. Is Odin Flash Tool Safe to Use?

    Yes, it is safe for your device and Also for computers and laptops. You can use it for flashing firmware Stock ROM, Remove Locks, and bypassing Google Account FRP Lock easily on Android smartphones and tablets.

  4. Can I use Odin Flash Tool on a Mac or Linux computer?

    No, Odin Flash Tool is only available for Windows operating systems. However, alternatives like Heimdall provide Mac and Linux support.

  5. Can I use Odin Flash Tool to downgrade my device’s firmware?

    Yes, Odin Flash Tool allows you to downgrade your device’s firmware to a previous version. However, it’s crucial to ensure compatibility and follow the correct steps to avoid issues.

  6. Is it Compatible with All Windows versions?

    Yes, You can use it on Microsoft Windows 7, Windows 8, Windows 10, Windows 11, or later.

  7. Is there any alternative Flash Tool?

    Yes, there is an alternative tool called Android Utility (MTK META Utility). Android Utility (MTK META Utility) is another flash tool that was developed for flashing firmware, custom ROMs, and recovery images onto Android smartphones and tablets.

  8. How can I Find Firmware Stock ROM for Android?

    You can download it from the Official Manufacturer’s website or you can check Trusted Alternate Websites like A2GSM, BBKROM, A2GSMTOOLS, Firmware File, and GSMMafia.

  9. Where can I download the USB Drivers?

    You can download the Official USB driver compatible with the device on the official manufacturer’s website or other reputable sources offering driver downloads. Alternatively, you can download the USB driver from websites like, or XDA Developers forum.

If you have any questions, please feel free to ask in the comments section. We are here to assist you and provide you with any additional information you may require.

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