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SD cards offer a cost-effective and highly convenient means of storing a wide range of files including audio, video, photos, and crucial data. They are compatible with various devices like Android phones, tablets, DSLRs, and more. Nonetheless, it’s worth noting that SD cards may occasionally encounter malware problems, potentially rendering them unreadable.
In this blog post, we’ll explore several manual methods for fixing a corrupted SD card. Prior to diving in, consider giving these quick tips a shot:

  • Try plugging the SD card into some other device. There might be some issue with the card reader.
  • Do not try any unreliable method as this can corrupt the SD card.
  • Check if the metal area of the SD card is clean and has no dust on it.

Method 1- Chkdsk command

  1. First, connect the SD card to the system via a card reader.
  2. Open Command Prompt and select Run as Run as administrator
  3. Type Chkdsk D: /r. Replace D with your unreadable SD card’s drive letter.Type Chkdsk D: /r. Replace D
  4. Hit Enter.
  5. Follow the message prompts. The chkdsk will check for possible errors.
Method 2- Assign a new drive letter to your SD card

Once you’ve inserted the SD card into your system, you may encounter an issue where the system fails to recognize it. You might receive a prompt stating, “Please insert the disk into drive E.” This signifies the necessity to allocate a fresh drive letter to the SD card. Proceed with the following steps:

  1. Connect the SD card.
  2. Open Run dialogue box and type “compmgmt.msc.” Click OK.type “compmgmt.msc.
  3. Under Storage, select Disk Disk Management
  4. Right-click on the drive where you want to assign the letter.
  5. Select Change Drive Letter and Paths.Right-click on the drive where you want to assign the letter
  6. A dialogue box will appear. Select Change.Select Change
  7. Select the box, Assign following drive letter.Assign following drive letter
  8. Select the letter from the drop box. Click OK.Select the letter from the drop box
  9. Close the Computer Management window and restart your system. The SD card should be readable now.
Method 3- Reinstall the SD card driver
  1. Right-click on This PC. Select the Manage option.
  2. Click on the Device Manager option on the left pane.
  3. Double-click on the Disk Drives option. Then right-click on the name of the removable drive.right-click on the name of the removable drive
  4. Select Uninstall device and click OK.Uninstall device
  5. Disconnect your SD card and restart the system. Reconnect the SD card.
Method 4- Use the error checking feature
  1. Connect the SD card to your system.
  2. Open Windows Explorer and right-click on the SD card. Select Properties.
  3. Under the Tools tab, click on the Check on the Check button
  4. The scanning process will begin.
Method 5- Format the SD card
  1. Select Windows key + R and type diskmgmt.msc. Click OK.diskmgmt.msc
  2. Under the Disk Management box, locate the unreadable SD card. Right-click on it and select the Format the Format option
  3. Click the File System box, and from the drop-down, from NTFS, FAT32, exFAT, select the one you have to format. Check the box Perform a quick format and click OK.Check the box Perform a quick format

If none of the previously mentioned remedies prove effective, it’s time to turn to a professional-grade tool designed for retrieving data from unreadable SD cards. One such solution is the robust Kernel for Windows Data Recovery. This software excels in recovering lost, corrupted, deleted, and inaccessible data from FAT16, FAT32, NTFS, and NTFS5 file systems on various removable devices. It is particularly adept recover lost data from unrecognized external hard drive while preserving the original file format. For further information.


SD cards, while providing ample storage capacity, are not without their potential drawbacks. To safeguard your camera’s SD card, consider the following precautions: refrain from removing the card during file transfers, opt for reputable brands when selecting SD cards, reformat the card before reusing it, employ a high-quality card reader, and always eject the SD card from devices in a safe manner. Additionally, in the event of an unreadable SD card, attempting data recovery through repair is an option worth exploring.

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