Samsung I9506 Galaxy S4 GT-I9507V Firmware

Last Updated: June 16, 2026

When your Samsung I9506 Galaxy S4 GT-I9507V is acting up, stuck on the logo, running slow, or showing an FRP lock, the most reliable fix is often a clean firmware installation. Here, you will find the official Samsung I9506 Galaxy S4 GT-I9507V firmware package, along with the correct tools, drivers, and step-by-step instructions needed for a full recovery.

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Samsung I9506 Galaxy S4 GT-I9507V Firmware (Flash File) Drivers, Tools & Guide

Flashing official firmware onto Samsung devices using Odin is a common procedure that goes smoothly if you follow the right steps. I have gathered everything required here: the exact firmware files for the Samsung I9506 Galaxy S4 GT-I9507V, the correct version of Odin, and clear instructions that work.

Before you begin, make sure any Samsung account signed into your device is removed. Skipping this step can lead to a KG lock, which adds more work later if Knox triggers. Remember, official Samsung firmware files are packaged in .tar.md5 format; after you extract the ZIP file, look for distinct files labeled AP_*, BL_*, CP_*, and CSC_* (or HOME_CSC_*). If you do not find these specific files, it means you likely have an incorrect firmware package.

The Samsung I9506 Galaxy S4 GT-I9507V firmware is provided as a compressed ZIP archive. Once downloaded, use WinRAR or 7-Zip to extract its contents. Inside, you should find individual files labeled AP_*.tar.md5, BL_*.tar.md5, CP_*.tar.md5, and CSC_*.tar.md5 (or HOME_CSC_*.tar.md5). If these specific file names are not present after extraction, it is a sign that the firmware package you have might not be the correct one for your model.

Be aware that installing official firmware will wipe all data from your phone. This complete reset is by design, as it addresses a wide range of software problems such as FRP locks, app malfunctions, sluggish operation, forgotten screen patterns, devices stuck on the logo or failing to boot, as well as Wi-Fi, Bluetooth, and battery performance issues.

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Hard Reset Samsung I9506 Galaxy S4 GT-I9507V

To factory reset Samsung I9506 Galaxy S4 GT-I9507V without a computer, power off the device completely, then hold Volume Up + Power (for older models with a Home button, use Volume Up + Home + Power) at the same time until the recovery menu appears. Use the volume keys to navigate to “Wipe Data/Factory Reset” and confirm with the Power button.

Performing a hard reset completely clears user data and returns your Samsung I9506 Galaxy S4 GT-I9507V to its original factory configuration. This process often resolves common software glitches like slow performance, applications crashing, forgotten screen locks, and bootloop scenarios. If the problem continues after a factory reset, then a full firmware installation using Odin, as detailed later in this guide, is the next step.

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Samsung I9506 Galaxy S4 GT-I9507V FRP Bypass

The fastest way to bypass FRP on Samsung I9506 Galaxy S4 GT-I9507V is to use a free Android apps launcher that lets you access settings during the setup wizard. After either a full firmware flash or a factory reset, you might encounter a Google account lock, also known as FRP. Our recommended solution to quickly get past this on your Samsung I9506 Galaxy S4 GT-I9507V is to use our free Android apps launcher. I always suggest removing your Google account before any flashing procedure; it prevents this issue from happening in the first place.

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Why Do We Need Samsung I9506 Galaxy S4 GT-I9507V Firmware?

Samsung devices like the Samsung I9506 Galaxy S4 GT-I9507V are flashed using Odin, regardless of the chipset inside. If you are troubleshooting a boot issue or any software malfunction on your device, installing the official Samsung I9506 Galaxy S4 GT-I9507V firmware can provide the necessary fix:

• Unlock a device that has become locked or otherwise disabled.
• Install the newest Android version available for your specific phone model.
• Resolve persistent startup loops, system lag, and freezing issues on your GT-I9507V I9506 Galaxy S4.
• Correct problems with failed Over-The-Air (OTA) updates and excessive battery drain.
• Revert your device to its original Samsung stock ROM, which helps maintain warranty eligibility.
• Bring your device back to life when it can only enter recovery mode.
• Address KG lock or other Knox-related problems that may arise from an incorrect or interrupted firmware flash.

Learn more about stock ROMs and why flashing works.

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Choosing the Right Firmware Version

Before you begin flashing, take a moment to confirm you have the right file. Using the incorrect firmware package can lead to problems that are often tricky to fix, so pay close attention to these details:

1. Identify Your Exact Model Number: Start by finding your precise model number in Settings › About Phone (e.g., GT-I9507V). That letter suffix is important; it tells you about the region and hardware differences (U/U1 is USA, W is Canada, N is Korea, B/F is International/Global). Flashing a file meant for another variant can definitely cause problems.
2. Match the CSC (Region): Make sure the 3-letter region code (CSC) found in the firmware filename corresponds to your device’s region. You can find your current CSC under Settings › About Phone › Software Information, or by checking the Service Provider line while in Download Mode. Examples of common codes include XAA (US), BTU (UK), INS (India), and SER (Russia).
3. Check the Binary Level: Verify the binary level of your existing firmware. This is the digit shown in the version string (e.g., XXU9BZDP, where ‘9’ is the binary level). It is not possible to install firmware with a lower binary level than what is currently on your device. So, if your phone has Binary 9, you must use Binary 9 firmware or a newer version.
4. Confirm the Build Date: Examine the build date, which is encoded in the last four characters of the PDA version. The first character indicates the year (A for 2024, B for 2025, C for 2026), and the second character denotes the month (A for January, up to L for December).
5. Verify in Download Mode: The most accurate way to verify these details is by entering Download Mode. Power off your phone, then press and hold Volume Down + Power. The screen will display your precise model, CSC, and the current firmware version, giving you a definitive confirmation before you start flashing.

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Firmware Details for Samsung I9506 Galaxy S4 GT-I9507V

For those who like to see the specifications laid out, this table provides a quick look at the official firmware details:

Firmware Information	Details
Device Model	Samsung I9506 Galaxy S4 GT-I9507V
Firmware Version	N/A
File Size	1.3 GB
Android Version	Android 4.2.2 (Jelly Bean), upgradable to 5.0.1 (Lollipop), TouchWiz UI
Platform	Qualcomm MSM8974 Snapdragon 800
Release Date	Released 2013, Q3
Region	Global, Africa and Asia
File Type	.tar.md5 / ZIP (Contains AP, BL, CP, CSC files for Odin)

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Which Firmware Version Should I Download?

This is the question I get asked most often in the comments, so I put together a simple guide. Look for your specific scenario in the table below, and it will point you directly to the recommended file:

Your Situation	What I Recommend
Phone is completely dead or stuck on logo	Download the newest version, this is the latest Samsung I9506 Galaxy S4 GT-I9507V firmware available, often the best starting point.
FRP / Google account lock only	Refer to the FRP bypass guide above; a full firmware flash is usually not required for this specific issue.
Not sure which region/CSC to download	Check your device’s CSC code in Settings › About Phone › Software Information, or by entering Download Mode (Volume Down + Power), which displays it. You need to match this 3-letter code (e.g., XAA, BTU, INS) with the firmware filename.
Phone slow after a recent OTA update	Consider trying the immediately preceding version. Occasionally, a newer OTA update can introduce unforeseen bugs, and an earlier build might offer more stability. Always ensure the binary level is equal to or greater than your device’s current one.
IMEI missing after a previous flash	First, re-flash the most recent version of the firmware, then proceed with the IMEI repair guide. It is crucial not to bypass the reflash step.
the latest version failed with a flash error	Attempt to flash the prior version of the firmware. Also, carefully review your AP, BL, CP, and CSC file assignments in Odin; often, the problem lies there rather than with the firmware file itself.
Restoring to factory / warranty repair	The most recent version is ideal here, providing a completely clean slate and a fresh start for the device.

When trying to determine which Samsung I9506 Galaxy S4 GT-I9507V firmware is newer, focus on the last four characters within the PDA version string (e.g., S938BXXU9CZDP). The first of these characters represents the year (A for 2024, B for 2025, C for 2026), the second indicates the month (A for January, B for February, through L for December, with Z typically signifying a final stable release), and the final two characters denote the revision (ranging from 0-9 then A-Z, where Z is the highest). However, before you compare dates, it is essential to always check the binary level, this is the single digit located just before the date code (e.g., in XXU9CZDP, ‘9’ means Binary 9). Remember, you absolutely cannot downgrade to a lower binary level. If your device is currently running Binary 9, you must flash firmware that is Binary 9 or higher. Lastly, confirm that the three-letter CSC code in the firmware filename aligns with your device’s geographical region.

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Download Samsung I9506 Galaxy S4 GT-I9507V Firmware

Download the official stock firmware for your Samsung I9506 Galaxy S4 GT-I9507V below. The most recent version available for this model is listed as the latest version. Once downloaded, it is good practice to confirm the file size matches what is detailed in the table earlier on this page. A discrepancy in size often indicates a partial or corrupted download, and attempting to flash such a file can create new issues rather than resolving existing ones.

Software Details	Download Link	Members Link
File Name: I9507VZNSCQB1_I9507VCHUCQB1_CHU.zip Size: 1.3 GB	Download Link	Download Link2

Ensure you only download firmware that is completely compatible with your precise device model. If you are uncertain, please refer to the firmware selection guide provided earlier.

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Prerequisites for Samsung I9506 Galaxy S4 GT-I9507V Firmware

Go through this list before you open Odin for the Samsung I9506 Galaxy S4 GT-I9507V. From my experience, two common issues often derail Samsung device flashing: failing to sign out of an active Samsung account before you begin, which can trigger KG lock, and using a USB cable that can charge the phone but cannot maintain a stable data connection during the flash. Always opt for a reliable data cable, not one meant only for charging.

1. Back Up IMEI Numbers: Make a note of your IMEI numbers: Dial *#06# and write down both IMEI values. These are critical if you ever need to restore your device’s IMEI after a firmware flash.
2. Remove Google Accounts: Sign out of any Google accounts on the device. This step is crucial to prevent an FRP lock from activating after the flashing process.
3. Remove Samsung Accounts: Ensure all Samsung accounts are signed out. This avoids the potential for a KG lock to be triggered during or after the flash.
4. Back Up Your Data: Perform a complete backup of all your data, including photos, contacts, WhatsApp conversations, and any other important files. The flashing process will erase everything on the device.
5. Charge Your Device: Charge your device to at least 50% battery capacity. A phone that shuts down unexpectedly during a firmware flash can be extremely difficult to revive.
6. USB Cable & PC: Use a high-quality data USB cable, distinct from a charge-only cable, and a Windows computer with functioning USB ports.
7. Install Required Drivers:
   • Samsung USB Drivers

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How to Install Firmware on Samsung I9506 Galaxy S4 GT-I9507V

We are using Odin for this. Here is a quick piece of advice: ensure both “Auto Reboot” and “F. Reset Time” remain checked in Odin. These two settings, when used together, typically yield the most successful and cleanest flash. If you are unsure about the correct Odin version for your device, consult our dedicated Odin versions page. Some older Samsung I9506 Galaxy S4 GT-I9507V models, like this one, often prefer slightly older Odin releases.

1. Download and Extract:
   • Download the appropriate firmware package for your Samsung I9506 Galaxy S4 GT-I9507V using the provided links.
   • Extract the contents of the ZIP file to a straightforward folder path. Avoid using paths with spaces or special characters, as certain flashing tools can encounter issues with these.
2. Install the Listed Drivers:
   • Verify that all drivers mentioned earlier are installed and that you have rebooted your computer after their installation. Forgetting to restart is a frequent cause of driver-related problems.
3. Load the Firmware File:
   • Within the Odin application, click the ‘BL’ button and select the BL_*.tar.md5 file. Then, click ‘AP’ and choose the AP_*.tar.md5 file. Do the same for ‘CP’ and ‘CSC’. Remember to use HOME_CSC if you wish to retain your user data, or CSC for a complete, clean installation.
4. Connect Your Device:
   • Put your device into Download Mode: Power down your phone completely. Then, press and hold Volume Down + Power simultaneously (for older Samsung models with a physical Home button, include the Home button in this combination) until the warning screen appears. Press Volume Up to proceed and enter Download Mode.
   • Connect your phone to your computer using the USB cable. You should see “Added..” displayed in Odin’s log window, indicating that your device has been successfully recognized.
5. Start Flashing:
   • Initiate the flashing process by clicking the ‘Start’ button.
   • It is crucial not to disconnect the device, move the USB cable, or touch the phone until the entire process finishes successfully. Interrupting the connection during a flash is a primary way devices become bricked.
6. Wait and Reboot:
   • After the firmware has flashed successfully, you may disconnect your device.
   • Now, power on your phone. The initial boot after a flash will take considerably longer than usual; allow it up to 8 minutes to complete. Patience here is key.

Video Guide for Flashing

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What to Expect After Flashing Samsung I9506 Galaxy S4 GT-I9507V Firmware

I get a lot of comments from people who think something went wrong when it actually did not. To help you understand what is normal, here is what you can expect after a successful Samsung I9506 Galaxy S4 GT-I9507V firmware installation:

• Confirmation of successful flash: Odin will display ‘PASS.’ in green text within its log area at the top-left. Seeing this confirms that the flashing operation completed without issues.
• The initial startup will take between 3 to 8 minutes; resist the urge to force a reboot. The operating system needs this time to configure itself from a fresh install. Interrupting this crucial first boot often leads to persistent bootloops.
• It is common for the phone to feel warm during its first boot cycle. This is a normal part of the setup process and the temperature will stabilize after the initial application configurations are finished.
• Expect that all your applications will be removed. This is a normal outcome of a clean flash. You can reinstall them from the Play Store, and if you had an active Google account backup, the setup wizard should offer to restore your applications automatically.
• Right after completing the initial setup, dial *#06# to confirm your IMEI. Do this before inserting any SIM card. If the IMEI shows as ‘unknown’ or ‘null,’ proceed directly to the IMEI repair guide below before taking any other steps.
• When re-adding your Google account, be cautious. If you did not remove it prior to flashing, you might encounter an FRP prompt. Always add your Google account during the initial setup wizard, rather than attempting to add it later through the device’s settings.
• Wi-Fi, Bluetooth, and mobile data should all be functional immediately following setup. If mobile data fails to connect, navigate to Settings › SIM and Network and manually re-enter your Access Point Name (APN); the flashing process can sometimes clear these carrier-specific settings.
• If your device gets stuck in a bootloop after the first startup, enter recovery mode and perform a factory reset from there; refer to the hard reset guide provided earlier. This can occur sometimes and does not necessarily indicate a faulty firmware; it is often due to conflicts with residual data from the previous software installation.

• Samsung Smart Switch: After you have successfully flashed the Samsung I9506 Galaxy S4 GT-I9507V firmware, Samsung Smart Switch might suggest installing further updates. Allow these to complete, as they help ensure your device receives the most current security patches relevant to your region.

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Missing IMEI or Corrupt Baseband on Samsung I9506 Galaxy S4 GT-I9507V After Flashing?

A missing IMEI on a Samsung device after flashing usually points to a corrupted EFS partition, this is the partition that stores your IMEI and carrier settings. It is important to understand that restoring an IMEI number other than the one originally assigned to your device is illegal in most jurisdictions. Therefore, you should only proceed if you are recovering the specific number your device possessed before the flash. Specialized tools such as ChimeraTool or BFT can assist with this process. Always verify your local laws and regulations before undertaking any IMEI repair.

Video Guide: How to repair IMEI

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Common Issues When Flashing Samsung I9506 Galaxy S4 GT-I9507V

1. Odin Shows “FAIL” Instead of “PASS”:
   • When Odin displays ‘FAIL’ instead of ‘PASS,’ it typically indicates a mismatch between the firmware’s region or model and your actual device. Double-check your precise model number in Settings › About Phone before choosing your firmware. Even a minor difference in a single letter of the model code can lead to failure.
2. Samsung I9506 Galaxy S4 GT-I9507V Not Recognized by Odin:
   • If your Samsung I9506 Galaxy S4 GT-I9507V is not detected by Odin, first reinstall the Samsung USB drivers and ensure your phone is properly in Download Mode. Also, try using an alternative USB cable; Odin can sometimes be particular about cable quality and connection stability.
3. KG Lock / Knox Triggered After Flashing:
   • A KG Lock or Knox trigger typically occurs if a Samsung account remained active on the device before flashing, or if unofficial firmware was used. It is imperative to always sign out of all Samsung accounts before starting any flash. If a KG lock is already active, you will usually require a specialized unlocking tool to resolve it.
4. Boot Loop After Flashing:
   • If your device enters a boot loop after flashing, boot into recovery mode (Volume Up + Power) and perform a factory reset. This action helps clear any residual data from the prior firmware installation that could be causing a conflict.

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Frequently Asked Questions

Q1: Will flashing the Samsung I9506 Galaxy S4 GT-I9507V firmware erase my data?
A: Yes, performing a firmware flash on your Samsung I9506 Galaxy S4 GT-I9507V using Odin will revert the device to its original factory settings, including the Android 4.2.2 (Jelly Bean) software, which is upgradable to 5.0.1 (Lollipop), and the TouchWiz UI. This means all your applications, pictures, contacts, and linked accounts will be deleted. It is essential to back up all important data beforehand, as there is no method to retrieve it once the flashing process is finished.

Q2: Is this firmware compatible with other Samsung models?
A: Absolutely not. This specific firmware package is designed exclusively for the Samsung I9506 Galaxy S4 GT-I9507V model, which is powered by the Qualcomm MSM8974 Snapdragon 800 chipset. Even other versions of the I9506 Galaxy S4 that have a different letter suffix might contain entirely different internal hardware. Installing incompatible firmware can render your phone almost impossible to restore. Always confirm your precise model number in Settings › About Phone before proceeding.

Q3: Can I downgrade from the latest version to an older firmware version?
A: While it is technically achievable on certain Qualcomm-based builds, I generally advise against downgrading the firmware. Reverting to an older version can introduce security vulnerabilities and lead to application compatibility problems, especially on older Android versions such as Android 4.2.2 (Jelly Bean), which is upgradable to 5.0.1 (Lollipop), with the TouchWiz UI. If the most recent version is causing you issues, please share your experience in the comments; often, a more effective solution exists than simply rolling back.

Q4: What should I do if I encounter an FRP lock after flashing?
A: If you encounter an FRP lock on your Samsung I9506 Galaxy S4 GT-I9507V after flashing, your best option is to use our free Android apps launcher. An FRP lock is triggered when a Google account remained active on the device prior to the flashing process. This is precisely why I always recommend removing your Google account beforehand; doing so completely bypasses this potential problem.

Q5: Are custom ROM options available for the Samsung I9506 Galaxy S4 GT-I9507V?
A: This particular guide focuses exclusively on official Samsung stock firmware. The availability of custom ROMs for the Samsung I9506 Galaxy S4 GT-I9507V largely hinges on whether its Qualcomm MSM8974 Snapdragon 800 chipset benefits from open-source kernel support. For more information, you should explore our Custom ROMs page or visit the XDA Developers forum to find threads specific to your device’s custom ROM development.

Q6: My Samsung I9506 Galaxy S4 GT-I9507V is not detected by Odin. What should I do?
A: If Odin is not recognizing your Samsung I9506 Galaxy S4 GT-I9507V, begin by reinstalling the Samsung USB drivers and then restarting your computer before attempting to connect again. If you are using a USB 3.0 port, try switching to a USB 2.0 port, as Samsung devices often connect more reliably there. Temporarily disabling your antivirus software can also sometimes help. Should these steps not resolve the issue, please leave a comment below with the precise error message, and I will do my best to assist you.

Q7: How do I enter recovery mode on my Samsung I9506 Galaxy S4 GT-I9507V?
A: To enter recovery mode on your Samsung I9506 Galaxy S4 GT-I9507V, first ensure the device is fully powered off. Then, simultaneously press and hold Volume Up + Power until the recovery menu becomes visible. For earlier Samsung models equipped with a physical Home button, the correct combination is Volume Up + Home + Power. This recovery menu also shows the build number for your Samsung I9506 Galaxy S4 GT-I9507V, which is helpful for verifying your current firmware version before a flash.

Q8: My IMEI shows “unknown” after flashing the Samsung I9506 Galaxy S4 GT-I9507V. Is my phone permanently damaged?
A: No, while seeing ‘unknown’ for your IMEI after flashing can be concerning, it is usually a fixable problem. Refer to the IMEI repair guide located in the troubleshooting section above. On Samsung devices, the primary suspect for this issue is often a corrupted EFS partition. A crucial reminder: avoid inserting a SIM card into your device until the IMEI has been successfully restored.

Q9: How long does it take to flash Samsung I9506 Galaxy S4 GT-I9507V firmware?
A: The actual process of flashing the Samsung I9506 Galaxy S4 GT-I9507V firmware typically lasts between 3 and 10 minutes, with the exact duration depending on the file size and your USB connection speed. The subsequent first boot after flashing will take more time, usually ranging from 3 to 8 minutes. It is vital not to interrupt the device during either of these stages. If Odin’s progress bar seems to be stuck, wait a few extra minutes before concluding that an error has occurred.

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Final Thoughts on Samsung I9506 Galaxy S4 GT-I9507V Firmware

This guide has covered everything necessary to safely install the official Samsung I9506 Galaxy S4 GT-I9507V firmware (the newest version) with Odin, aiming to get your device fully functional once more. If you followed all the instructions, your phone should now be operating on a clean software build.

Should you encounter any unexpected issues, such as a particular error message or a step that does not seem to work with your setup, please leave a comment below. Provide as much detail as possible: the exact error, the specific step you are on, and any troubleshooting you have already attempted. I make sure to read every comment and will do my best to assist you in finding a solution.

If this guide proved helpful for you, please consider sharing it. It is an effective way to assist others who might be facing similar device problems.

Explore our full range of Samsung firmware downloads for other device models.

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Disclaimer: Flashing stock firmware is performed at your own risk. Follow the instructions on this page carefully. I cannot be held responsible for any damage to your device, but I will always try to help if something goes wrong.