RAW Error on SD or MicroSDHC Card

An unreadable Windows RAW file system can for some reason appear on different media. For example, on the hard disk, USB-drive and SD-card. Today we look at the situation with the SD card.

RAW Error on SD Card

If such an error occurs on the memory card, you may receive the following messages:

  • The SD card in the explorer is displayed as 0-byte.
  • The SD card is either empty or has an unsupported file system.
  • The SD card cannot be detected or recognized by Windows.
  • Format error reporting “Disk is not formatted, do you want to format it now?”

Recovering data from a damaged drive

If your memory card is experiencing a crisis in the RAW file system, on which the operating system is not able to read important data, and you would not want to lose them, do not get upset. There is a way you can solve the problem in literally 10 minutes without the need for a deep search on the Internet – everything is on the surface.

Use the following instruction to recover information on your device:

1. Download and install the Starus Partition Recovery software.

Top of the line product to repair broken partitions and recover missing information

2. Left-click on the device you want to scan.

Starus Partition Recovery software tab

3. You can choose any analysis option you are interested in: Quick Scan or Full Analysis, depending on how deeply the program should search for data. You can restore the information stored on the drive, up to the moment of its last formatting – no file disappears without a trace.

File recovery Wizard

4. Highlight the files you want to restore and press the recover button. You will be offered several options for exporting data.

Starus Partition Recovery tab
Options for exporting data
Never save data to the same drive from which you are recovering. After formatting, you can relocate them again, but not before the completion of the entire process of fixing the problem.

Recovery of the correct file system

So, you have recovered data from your drive and now is the time to proceed to formatting the disk. There are two easy ways to do this.

Method 1:

Converting RAW to FAT32, NTFS or other readable Windows file system.

1. Open My Computer and right-click on the disk you want to restore, and click on Format button.

My Computer

2. Select the desired file system from the options: FAT, FAT32, NTFS, exFAT.

3. Leave the size of the already listed allocation unit and uncheck the Quick Format box.

Format SDHC tab

4. Click Start button and complete the process of recovering the memory card.

Method 2:

Recovering SD card error using cmd.

  • Use the key combination Win + R to invoke the Run utility.
  • In the window that appears, type cmd and press Enter key.
  • At the command prompt, type the following:
    format q:/fs:fat32 (replace q with the corresponding disk letter)
    Press Enter key and Windows will format your drive.
Windows cmd
Do not interrupt the power supply or disconnect the drive from the device during the formatting process. Even if your disk is healthy, with these actions you can provoke a RAW error on it.
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Ruslan Yermolov

Ruslan Yermolov

Data recovery expert - providing practical advice on how to use simple tools to solve complex data recovery and data protection problems on today's storage devices. Education - Manager Economist, and since 2010 the creator of Starus Recovery, developer of the eponymous website, which provides users with a wide range of software for digital information recovery.

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Read Our Frequent Questions

An SD card in Windows may appear as 0 bytes, have an unsupported file system, or RAW (no file system). May not be recognized or detected by Windows. Windows may display the message "The disk is not formatted, do you want to format it now?". In these cases, it is necessary to extract valuable data from the SD card and restore its performance.

You need to use a data recovery program like Starus Partition Recovery. And follow the steps described in the article.

It needs to be formatted in a Windows-supported file system - FAT32, NTFS or exFAT.

Comments (1)

  • Starus Recovery
    Starus Recovery 25.10.2018 00:57

    If you have something to add on the topic or you want to share other familiar methods. To resolve the RAW error on the memory card, let us know in the comments.

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