How to repair flash drive RAW file system?

Posted by Katrina to Data Recovery Tips on November 13th, 2017

I have some problems about RAW file system. I bought a Kingston flash drive and stored my travel photos. I want to look through these pictures, so I insert the Kingston flash drive into my laptop, but the Windows only showing a message: Disk is not formatted. Besides, the file system of Kingston flash drive is also changed into RAW, not FAT32 as before. Please help me to overcome this issue, Thanks a lot!

Just like what happened in the story mentioned above, many Windows users have a similar experience of RAW issue. These error messages below refer to your flash drive has a RAW file system:

1. "The drive is not formatted. Do you want to format it now?"

2. "The volume does not contain a recognized file system" when try to open it

3. File system showing as "RAW", "unknown" when checking in Disk Management

4. "CHKDSK cannot be run on the drive. The type of file system is RAW. CHKDSK is not available for RAW drives" when running CHKDSK.

5. Properties on the drive reports 0 bytes available.

How to repair flash drive RAW file system?

Reformatting is the most effective way to repair flash drive RAW file system. However, if you format the RAW flash drive, you will lose all your data in that flash drive and miss the chance to get data back. Fortunately, there are some data recovery software which can help you recover lost data from a RAW partition as long as the files on your flash drive have not been overwritten by new data.

1. Recover lost data from RAW flash drive with free data recovery software

iBoysoft Data Recovery is a free data recovery tool that can recover lost data from RAW flash drive, RAW hard drive, RAW external hard drive, RAW USB flash drive, RAW SD card, RAW memory card, etc.

Besides recovering RAW drive, iBoysoft Data Recovery also performs well to recover deleted files even if emptied from Recycle Bin, recover lost data from formatted drive, corrupted drive, inaccessible drive, deleted/lost partition, etc. Easily compatible with almost all the Windows Operating Systems, including Windows 10/8/7/Vista/XP and Windows Server 2019/2016/2012/2008/2003

Simple 3 steps to recover lost data from RAW flash drive

Step 1: Download and install iBoysoft Data Recovery.

Step 2: Launch iBoysoft Data Recovery and choose RAW flash drive and click "Next".

Step 3: Select files you want and click "Recover".

Recover lost data from RAW flash drive

2. After recovering data from RAW flash drive, you can format your flash drive.

Step 1: Go to Disk Management, right click the RAW flash drive and select "Format" from right-click menu.

Step 2: Set information about format: File system, allocation unit size, volume label, format options (The default format option is Quick Format).

What is RAW file system?

RAW file system is a state of the hard drive or other storage devices which has unknown file system. Actually, RAW file system or RAW drive is a system error that the device encounters. As unknown file system exists on the drive, Windows operating system (OS) fails to read the location of stored data that you cannot access (files, folders, pictures, etc.) the drive and it cannot be used to store data.

Reasons of flash drive RAW file system

The state of a flash drive turns into RAW due to different factors. There are some common reasons that may help you find a better way to repair flash drive RAW file system.

1. Unexpected power off when flash drive is in use

2. flash drive is corrupt due to virus intrusion

3. Unplugging flash drive when it is still in use can damage the file system

4. The formatting process gets failed due to some reasons

5. Bad sector on flash drive

6. Other unknown reasons

As solution varies with the reasons, it's difficult for us to find the right way to repair flash drive RAW file system in case that inappropriate operation may make it worse.

Step 3: Click Start, the format operation will be completed in several minutes.

Still have questions?