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Fix Corrupted SD Card on Android with or without Computer

Updated on Thursday, January 12, 2023

iBoysoft author Jenny Zeng

Written by

Jenny Zeng
Professional tech editor

Approved by

Jessica Shee

Fix Corrupted SD Card on Android with or without Computer

Summary: This article will walk you through the proven solutions for how to fix corrupted SD card on Android with or without a computer. To perform the Android SD card repair without losing data, free download iBoysoft Data Recovery to get your files off the inaccessible SD card.

Fix SD card corrupted on Android

SD cards or micro SD cards are widely used in Android phones for extended storage. However, you may find your SD card corrupted when your phone exhibits one of the behaviors below:

  • Showing the notification reading "Corrupted SD card. SD card is corrupt. Touch to fix."
  • The SD card is marked as corrupted in the Storage settings.
  • Popping up error messages that state the SD card or its files are inaccessible or damaged.
  • Taking a long time to access data on the SD card.
  • Displaying wrong SD card capacity.
  • Missing some files.

If you're seeing signs of corruption, you can fix the corrupted SD card using your Android phone or a computer following the list of solutions compiled in this post.

Fix Android SD card corrupted with or without a computer:

Why is your Android SD card corrupted?

Android SD card corrupted

If your Android SD card is corrupted, it typically results from file system corruption caused by using the SD card on multiple types of devices or removing the SD card when its files are still being accessed or transferred. Besides, you may experience issues with an SD card when its contacts aren't making full connection due to dirt or debris.

Tap the button below to share what makes an SD card corrupted on Android. 

 

 Note: The solutions in this post can be used for all types of SD cards. So it also answers your question if you want to know how to fix corrupted micro SD card on Android.

How to recover data from corrupted Android SD card?

Fixing a corrupted SD card on Android is a delicate process that may risk losing your files. Therefore, it's recommended to recover the essential data on the corrupted (micro) SD card before attempting the Android SD card repair.

So the question is, how to recover data from corrupted memory card in Android mobile? Here, we suggest you use the best corrupted SD card recovery software - iBoysoft Data Recovery.

It's a reliable SD card recovery solution that supports all kinds of SD cards or micro SD cards, including SD, SD High Capacity (SDHC), and SD Extended Capacity (SDXC). You can employ it to recover photos, videos, audio, documents, emails, etc., from any brand of corrupted Android SD cards, such as SanDisk, Toshiba, PNY, or Transcend.

 Warning: To safely remove the SD card from your Android phone, you should first unmount it in Storage settings, then pull it out.

Here's how to recover data from corrupted SD card on Android:

Step 1: Connect the corrupted SD card to your computer.

Step 2: Free download and install iBoysoft Data Recovery.

Step 3: Select Data Recovery from the three recovery modules.

Select Data Recovery to perform corrupted SD card recovery

Step 4: Open the corrupted SD card recovery app, select the SD card, and click Next.

Scan the corrupted Android SD card for data

Step 4: Preview files found from the corrupted Android SD card.

Preview files on the corrupted Android SD card

Step 5: Check the box before the files you want to recover, then click the Recover button and save them to your computer or another device that's not the corrupted SD card.

Recover data from the corrupted Android SD card

Now that your data is safe, you can carry on with the next section to fix the corrupted SD card on your Android phone without losing data.

 

SD card corrupted Android fix without computer

When you find your Android SD card corrupted, you should remove it from your phone and check whether it has physical damage, such as missing or chipped connectors or cracked sides. If it does, it's time to replace it with a new SD card. However, if your SD card isn't physically damaged, try the following tips:

How to fix corrupted SD card on Android without computer:

  • Way 1: Ensure your SD card is unlocked
  • Way 2: Clean the SD card and its port
  • Way 3: Try your phone's USB port
  • Way 4: Update Android
  • Way 5: Format the corrupted SD card on Android

Ensure your SD card is unlocked

Most SD cards come with a physical switch that you can turn on and off. To allow write access to the SD card, you must slide the switch to the off position. So, take a look at the corrupted SD card on Android and ensure it's unlocked.

Unlock Android SD card

Clean the SD card and its port

It's a good idea to clean the SD card and its port to avoid any connection issues. You can wipe the SD card with a clean cloth and use an air gun on the port to remove any dirt and dust. Once it's cleaned, you can reinsert the SD card into your phone to see if it works.

Try your phone's USB port

If your Android phone still considers the SD card corrupted, the issue may lie with the port. It's advisable to connect the corrupted SD card using a USB adapter to your Android device via its USB port. If it allows you to access the content of your SD card, you may have a damaged SD card port.

Update Android

Updating the operating system is another SD card corrupted Android fix without formatting. It can resolve various problems, including issues regarding accessing files on the SD card.

Format the corrupted SD card on Android

If none of the above tips has fixed the issue, you need to format the corrupted SD card on Android. This way, you can assign the SD card a new file system and eliminate any corruption on it. Be reminded that formatting will erase all data on the SD card. As a result, you need to get the important files off the corrupted SD card before continuing with the steps below.

The detailed process varies on different devices and Android versions. Here're the general instructions:

How to format corrupted SD card on mobile:

  1. Keep the corrupted SD card in your Android phone.
  2. Find the Settings menu.
  3. Tap Battery and device care or Device maintenance or another similar setting.
  4. Locate the Storage or Memory tab.
  5. Navigate to your SD card. (You may need to click three dots and tap Advanced or choose Storage Settings.)
  6. Tap your SD card and choose Format or Set Up. (Or select the Erase/Format SD card option.)  
    How to format corrupted SD card on Android phone
  7. Wait patiently while the SD card is being formatted.

Share this post so that more people know how to fix corrupted SD card on Android phones.

 

SD card corrupted Android fix with computer

If you have a computer around, it's best to insert the corrupted SD card into it to access the repair tools unavailable on your phone. Make sure the SD card's physical lock is turned off if any and go through the following solutions one by one until the SD card corrupted Android phone is fixed.

How to fix corrupted SD card on Android with computer:

  • Way 1: Assign a new drive letter
  • Way 2: Repair Android SD card with chkdsk
  • Way 3: Update the SD card driver
  • Way 4: Format the corrupted SD card to FAT32

Assign a new drive letter

If your Windows PC doesn't assign a drive letter to the corrupted Android SD card, usually caused by the operating system not updating drive letter information correctly, you can manually assign a new drive letter to it. Follow the Android SD card repair procedures below:

  1. Connect the SD card to your computer.
  2. Right-click My Computer and select Manage.
  3. Select Disk Management.
  4. Right-click the corrupted SD card and select Change Drive Letter and Paths. (The option will be grayed out if your SD card has a working drive letter.)  
    Change the drive letter of the corrupted SD card
  5. Right-click the drive letter and choose Change.
  6. Select a new drive letter and click OK.

Repair Android SD card with CHDSK

An easy way to fix a corrupted Android SD card without formatting is to use the chkdsk command. It can scan your SD card for logical and physical issues and automatically fix them when used with additional parameters.

Here, we'll use chkdsk with the parameter /r to repair the corrupted SD card. According to Microsoft, the chkdsk /r command can check for and repair errors in SD cards, locate bad sectors, and recover readable information.

How to fix corrupted SD card without formatting:

  1. Insert the SD card into your Windows PC.
  2. Type cmd in the bottom-left search box and select Run as administrator.
  3.  Enter the following command and hit Enter. (Replace E with the drive letter assigned to your SD card.)chkdsk E: /r
  4. Wait while chkdsk is repairing your SD card. This may take hours, depending on the size of your SD card.

Update the SD card driver

Although driver updates are automatically downloaded and installed through Windows Update, some may not go with the plan and cause your SD card to misbehave. You can manually update a driver with the following steps:

  1. Keep the SD card connected to your computer.
  2. Enter device manager in the search box on the taskbar.
  3. Select Device Manager.
  4. Right-click your SD card and select Update driver.  
    Update SD card driver on computer
  5. Select "Search automatically for updated driver software."
  6. Choose Update Driver.

Check if the SD card works properly on your Android phone. If your phone still labels the SD card corrupted, try launching Device Manager again and choose "Uninstall" to uninstall the driver.

After that, remove the SD card from your PC and restart it. Wait a few seconds, then reconnect the card to your computer. Windows will automatically reinstall the latest driver and grant you access to the SD card.

Format the corrupted SD card to FAT32

If the aforementioned solutions fail to fix the corrupted SD card, the last resort is to format it. Consequently, all data on the SD card will be erased. So, you should restore files on it to a safe location using iBoysoft Data Recovery before proceeding.

  1. Ensure the SD card is well connected to your PC.
  2. Double-click My Computer or This PC.
  3. Right-click your SD card and select Format.  
    Format the corrupted SD card on your PC
  4. Choose FAT32 at the drop-down menu beneath File System.
  5. Tap Start to begin formatting the SD card.

Have you fixed the corrupted Android SD card? Share this post to benefit more people.

 

FAQ about SD card corrupted Android

A

You can repair the corrupted SD card on a Windows PC with the chkdsk command, or recover data on the SD card with iBoysoft Data Recovery and reformat it to uncorrupt an SD card.

A

Various reasons can cause an SD card to be corrupt, such as improper ejection, interrupted file transfer, incomplete formatting, bad sectors, physical damage, virus infection, etc.

A

To fix corrupted SD card in Android without losing data, you can follow all the solutions in this post. It's worth mentioning that you need to recover the inaccessible data from the corrupted SD card with iBoysoft Data Recovery prior to formatting the drive.