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How to fix SD card not reading on PC


SD card cannot be read on your computer? In this article, you will find how to fix the "SD card not reading" error. Bitwar Data Recovery software can help you.
Note: If your essential data in SD card which you don't want to lose, please stop using SD card immediately and take it out of the device.

1. Causes of SD card not reading error

The SD card might be logically or physically damaged due to various factors. Here lists some common causes:
     1. Connection issue.
     2. SD card is locked.
     3. Improper operation.
     4. Drive letter lost.
     5. Corrupted driver.
     6. Partition loss.
     7. The SD card is physically damaged.

2.  How can I recover and read the SD card?

FIX 1: Free download and install Bitwar Data Recovery Software.

Bitwar Data Recovery for Windows downloadBitwar Data Recovery for Mac download
  • Install and run Bitwar Data Recovery, then select recovery Type “USB/Memory Card Recovery.”           
  • Connect your SD card that lost data to the computer with SD Card Reader and select it.
  • Select the file types. Then click "Next"You will see all missing data that match the selection be listed. 
  • Preview and recover deleted files.Scan finish, you can click to Preview it. After selecting the data to be recovered, just on the lower right corner of the "Recovery" button to get them back.

Fix 2: Connect SD Card to another device

Just in case, insert the SD card to other mobile device or connect it to other PC to see if it works. If it is, it could be that the memory card is incompatible with your device.

FIX 3: Change the drive letter

In some cases, if your SD card can't be read by a computer when connecting via a card reader, it could be that the network is unable to assign drive letters (like C, D, E) to the reader.
       1. Connect your SD card via a card reader to your computer. Right click on "My Computer/This PC" and choose "Manage."
       2. Click Disk Management on the left. Right click on your SD card and choose "Change Drive Letter and Paths."
       3. Then select the right drive letter from the drop-down list. Click "OK" and then see if the SD card can be recognized now.

Fix 4: Reinstall the drivers

There are times when the drivers that run your SD card get corrupted and your PC is not be able to detect the storage media. You can reinstall drivers by following these simple steps:
      1. Right-click "My Computer/ This PC". Click "Manage."
      2. Click "Device Manager" on the left side.
      3. Double-Click "Disk Drives" in the list. Right-click on the name of your pen drive.
      4. Click "Uninstall". Click "OK."
      5. Disconnect your storage media and restart your PC.
      6. Connect your pen drive again. Your PC will detect it and install it.

FIX 5: SD card gets infected with a virus or spyware.

If the SD card gets a virus on a computer, your computer and other devices cannot read it. You can connect to your computer, and then format it to FAT16.

Fix 6: Recover SD card by using the CHKDSK command

The PC can execute the CHKDSK command to fix the corrupted SD card.
      1. Click on the "Start" button, select the "Computer" option. Search for your SD card under "Devices with Removable Storage" and note the assigned drive letter.
      2. Click on the "Start" button, type "cmd" in the search box.
      3. Right-click "cmd.exe" and then select the "Run as administrator" option.
      4. In the newly-opened command window, type the command: chkdsk [SD card drive letter]: /f /r /x and press enter.

Fix 7: Reformat the corrupted SD card

Formatting can solve all non-hardware problems. However, formatting an SD card will erase all contents stored in the storing space. So you should back up and recover lost data before formatting. Here is the steps:
      1. Open "My Computer/This PC" and right click on your SD card.
      2. Choose "Format in the drop-down" menu. When there is a pop-up window, click "Restore Device Defaults > Start."
      3. If you want the computer to the deep scan the card, uncheck the "Quick format" option.
      4. Wait until the process to complete. Your SD card should be ready to use.

 Bitwar Data Recovery for Windows download Bitwar Data Recovery for Mac download

As you can see, there are many methods to rescue an SD card not reading situation. However, time is money! The sooner you get back your SD card, the less loss you have to pay.  Get yourself the Bitwar professional storage device recovery tool to make your life easy and comfortable. If you have any problem with your data recovery,  contact us at any time!

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