sd card data recovery

How to fix a corrupted SD card begins with identifying the issue. This could range from recognizable signs such as error messages when accessing the card, files not opening, or the device not recognizing the card. The Secure Digital Memory Card is a versatile device for storing and accessing diverse digital data. It is primarily utilized in portable electronics such as digital cameras, e-readers, GPS devices, and select gaming consoles. Its compact dimensions enable seamless integration with a wide range of appliances.

Furthermore, Secure Digital Memory Cards provide a convenient and reliable method of data storage for on-the-go applications. Their widespread compatibility and easy-to-use nature have made them popular for consumers and manufacturers. As technology advances, these memory cards will likely evolve in capacity and performance, further solidifying their place in portable electronic devices.

SD memory cards are frequently used daily. People entrust all their valuable data to these memory cards and depend on their error-free performance. However, as with any data storage device, SD cards are susceptible to failure and data loss.

Reasons for SD Card Failure

Failure of an SD card is a complicated situation, which can cause many problems for the user, especially if there is a single copy. Knowing the possible reason for a memory card malfunction, the user can be prepared for a negative development and protect their valuable data.

The possible reasons for failure fall into two categories: mechanical damage and software malfunction. To fix a corrupted SD card, you can use built-in utilities on your computer for error checking or use third-party data recovery software, ensuring you regain access to your essential files and data.

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Physical Data Loss Reasons

Physical data loss reasons encompass a spectrum of scenarios, including hardware or system malfunctions, physical damage to the storage device like accidental drops, natural disasters such as floods or fires, or water damage, and even wear and tear over time, all of which can lead to data becoming inaccessible, damaged, or lost entirely.

Memory Card Case Breakage. This type of damage to the SD memory card is the most common, as the casing is not robust and can be easily damaged by a small impact. Cracks and chips appear, the lock stops functioning, the contact connectors are scratched, etc., which leads to data loss.

Controller Failure. The controller manages the processes in the memory card. Its failure is accompanied by inaccessibility to a card. The operating system in such a scenario does not recognize the card. Even if the SD card is shown in the system, the size of the data stored on it will not be correct. 

Limitation of SD Card Endurance. Flash memory devices, unfortunately, have limitations in their data writing ability. When the limit for the number of cycles is reached, the memory degrades, which is immediately indicated. The data becomes inaccessible to the user.

Failed Card Reader or Connector. The memory card may be in working condition, but the device’s connector is damaged. Connect the card to another device with no issues to check the card’s operability. Sometimes, this procedure may be enough to confirm the card is working. 

Logical Data Loss Reasons

File System Error. An error in the file system makes it impossible to use the SD card. The device requires the operating system to format it. This kind of corruption can be fixed by restoring duplicate entries using the built-in disk tools of the OS.

Operating System Corruption. In some cases, the problems with internal control of the computer device can lead to errors that affect the memory card. This malfunction fails an SD memory card, making the files stored here inaccessible. 

File System Incompatibility. Due to a lack of compatibility, the interaction of an obsolete SD card file system with a modern file system can lead to errors and subsequent damage to the memory card.

Interruption of Data Transfer. If copying or transferring files from the SD card to a personal computer is interrupted due to a power failure, forced removal of the card, or any other reason, the SD card will probably be damaged.

Unsafe SD Card Removal. Disconnecting the external media from a computer using a safe option is always preferable. In another case, there is an increased risk of data corruption and loss of performance of the SD card.

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Corrupted SD Recovery

Failure of an SD card rarely stays unnoticeable. Memory devices often indicate damage and must be repaired or fixed. Users should immediately stop using the memory card when any failure sign is detected to prevent further data damage. 

There are Several Signs a User Should Pay Attention to:

  • Data stored on the memory card is not accessible. It is not fully displayed or can show an error when accessing it.
  • When using a device, an error message appears that writing data on the device is impossible. 
  • When the system accesses the memory card, it asks you to format it for future use.
  • The operating system notifies you of reading errors, or the computer freezes when connecting the memory card.

When facing any of these signs of your SD memory card, it is essential to be careful with the next steps. If possible, the first step is to save or transfer the data to the computer safely. 

How To Fix a Corrupted SD Card - Corrupted SD Card Recovery

Corrupted SD Card Recovery is a crucial process that involves restoring lost or inaccessible data from a damaged SD card. We recommend regularly backing up essential data to mitigate the impact of potential device failures. Doing so can minimize data loss and avoid significant disruptions to your workflow. With a backup, you can easily transfer your data to a new device without repairing the old one. However, if the sole copy of your information is on the SD card, it is crucial to exercise caution to protect your valuable files.
  • Check the card's physical condition

    Inspect the SD card for visible damage or debris. Ensure the card is clean and the metallic contacts are free from dirt or dust.

  • Test the card reader

    Test the card reader: Use a different device to check if the issue persists. A faulty card reader can sometimes cause an SD card to appear corrupted.

  • Use a different computer or device

    Try connecting the SD card to another computer or device to rule out issues with the original device.

  • Change the drive letter

    Sometimes, a computer may not recognize an SD card due to a drive letter conflict. To resolve this, go to Disk Management (Windows) or Disk Utility (Mac) and assign a new drive letter to the SD card.

  • Run the CHKDSK command (Windows)

    a. Insert the SD card into your computer. b. Press the Windows key + X and click on "Command Prompt (Admin)" or "Windows PowerShell (Admin)." c. Type "chkdsk [SD card drive letter]: /f" (e.g., chkdsk D: /f) and press Enter. d. The CHKDSK command will scan and fix any errors on the SD card.

  • Repair the card using Disk Utility (Mac)

    a. Insert the SD card into your Mac. b. Open Disk Utility from the Applications > Utilities folder. c. Select the SD card from the drive list and click "First Aid" or "Repair Disk" to fix any errors.

  • Format the SD card

    If none of the above methods work, you may need to format the SD card. Keep in mind that formatting will erase all data on the card. To format the card, use Disk Management (Windows) or Disk Utility (Mac).

Corrupted SD Card Recovery

PITS Global Data Recovery Services recovers corrupted, crashed, and failed SD memory cards. Our laboratory is equipped with the latest tools and advanced technologies. We perform the recovery from memory cards at the highest level of precision, as we understand the importance of each step when working with such devices.

Data recovery experts specialize in retrieving data from compromised, non-functional, or defective SD memory cards. The laboratories are outfitted with modern tools and sophisticated technology to ensure high-quality recovery results. Every step of the process is crucial when working with these sensitive devices, and expert technicians handle each case with the utmost attention to detail and accuracy.


We aim to provide our clients with the maximum recovery, and we can easily achieve it with our skilled engineers. We will safely recover your valuable data and provide a positive experience.

Start your case with our data recovery experts today by filling out the request help form below. You can also contact us by calling our customer service line. We will gladly help you with your corrupted SD card recovery case, doing our best to restore your files.

Frequently Asked Questions

A corrupted SD card refers to a storage device (Secure Digital card) that has experienced data damage or become inaccessible due to various reasons, such as file system errors, physical damage, virus infection, or accidental formatting.

Yes, in most cases, data can be recovered from a corrupted SD card. However, the success of data recovery depends on the extent of damage and the actions taken after the corruption occurs.

  1. Stop using the card immediately to prevent further damage.
  2. Safely eject the card from the device.
  3. Inspect the card for any physical damage.
  4. Try inserting the card into another device or card reader to see if it is recognized.
  5. If the card is still inaccessible, consider contacting a professional data recovery service.

While it is possible to fix minor corruption issues on an SD card by using built-in tools on your computer, through the command prompt, or using free version of data recovery software attempting to repair a corrupted SD card yourself can be risky. It may lead to permanent data loss. It is generally recommended to seek professional help from a data recovery service for better results.

Data recovery services have specialized equipment and techniques to recover data from corrupted SD cards. They use advanced software, hardware, and cleanroom environments to safely extract and reconstruct the data from the damaged card.

  1. Safely eject the SD card before removing it from a device.
  2. Avoid using the SD card on multiple devices simultaneously.
  3. Protect the SD card from physical damage, moisture, and extreme temperatures.
  4. Regularly backup the data on the SD card to another storage device or cloud storage.
  5. Use reliable and updated antivirus software to protect the card from virus infections.