How to Repair a Crashed SD Card and Protect Your Data

How to Repair a Crashed SD Card and Protect Your Data. One of the many reasons users prefer Android devices is the ability to expand the amount of available storage space using the MicroSD Card. Since we have the ability to add up to 256GB of external storage to Android devices today, you’re bound to choke up when the SD card crashes without any tell-tale signs.

How to Repair a Crashed SD Card and Protect Your Data

How to Repair a Crashed SD Card and Protect Your Data

If you’re experiencing issues on how to repair a crashed SD card on your Android device, there are certain fixes you can try out. Since there’s not a singular solution to SD Card issues, we’ve created a guide to help you detect the issue with your external storage and mentioned multiple solutions to get your SD card working and even retrieve your stored data along with it.

Step 1 – Physically clean the SD Card

Despite being durable and built to last, SD cards are prone to crashing sometimes due to physical damage. Since you carry your phone around everywhere, some dirt and dust are bound to fill up in the cracks, which can make the SD card stop working from time to time.

The first thing you can try to do on how to repair a crashed SD card is physically scrub and clean it.

How to Repair a Crashed SD Card and Protect Your Data

  • Remove the MicroSD card from your Android device and place it on a clean surface. Make sure that you turn off your phone before pulling out the SD card for safety.
  • Flip the MicroSD card and using a white eraser, gently scrub the gold contact pins of the SD card to get rid of any residual dirt or grime.
  • If you have an alcohol-based cleaning solution or even nail polish remover around, dab it on to the connector pins using a Q-tip and gently rub it.
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Once the SD card has dried out, you can plug it back into your Android device and turn it on to see if the solution has worked.

Step 2 – Format the SD Card

If your SD card is being detected by the Android device but you’re having trouble accessing the saved files, there’s a good chance that the files are corrupt. This could either be due to a particular broken file in the saved storage, or a virus that is causing the issue.

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Either way, the only option there is left for you to try out is to make the SD card reusable for formatting it.


  • From the home screen of your Android device, head over to the Settings app and then scroll down to find the Storage
  • In the Storage tab, you’ll be able to find the Erase SD Card option, so go ahead and select it.
  • Confirm your action to delete all of the files and folders stored on your SD card and this should effectively solve the issue.

Step 3 – Check the SD card compatibility

If you are trying to figure out how to repair a crashed SD card on an older Android device, you might just need to look at the details more carefully. Now, if your SD card fails to be recognized on the mobile device but works with your computer, the problem could be related to compatibility.

  • If the MicroSD card that you are trying to use with your older phone is SDXC version (built for higher transfer speeds), it will not be recognized.
  • Look up the maximum capacity of expandable storage that is supported by your device, since they can vary from starting at 64GB to all the way up to 256GB.
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Step 4 – Diagnose the SD card using a PC

If a simple format did not help you solve the SD card problem, you might need a more technical analysis of the issue. To do so, you can plug in your SD card into a computer and use the diagnostic tools to find out the pertaining errors and effectively fix them.

  • Connect your Android mobile device to a computer using a USB cable.
  • Make sure that you connect Android as MSC (Mass storage mode) and not MTP (Media transfer mode). You can do this using the notification menu once you connect the phone to your computer.
  • Launch the Windows Explorer and right-click on the SD card driver you see on the screen. In the options menu, choose Properties – Tools – Error Checking and wait for the entire process to complete.
  • The computer will try to update the software for your SD card and fix any errors that are causing it to crash.

How to Repair a Crashed SD Card and Protect Your Data

Once the process has been completed, you can go ahead and pop the SD card back into your Android device and see if the issue has been resolved.


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