The Type of File System is RAW on USB Flash Drive

Last updated on July 28, 2021

Summary

USB switched to RAW format? When you insert the USB pen drive into computer, does your computer say the type of the file system is raw, and chkdsk is not available for raw drives? This article is about how to repair USB flash drive when the type of file system is raw instead of the correct one(ntfs, fat32, exfat or mac hfs etc.).

How to Fix USB Flash Drive When Computer Says the Type of File System Is Raw?

"Oh My God! My USB pen drive just became raw, the computer said the file system is raw, and it shows as 0 byte on my computer, I can not open it, I tried the CHKDSK tool, but CHKDSK is not available for raw drives. I really need the files on the pen drive. Is there any way can fix the raw USB flash drive and recover my data?" -- Hally

You may probably encounter this problem, too. when you insert your USB pen drive to your computer, it is inaccessible, at the same time, CHKDSK is not available for raw drives.

chkdsk not available for raw drivesChkdsk is not available for raw drives

When you want to read the USB drive, the computer reports a message said you need to format the disk in drive before you can use it. While you know, if you format your USB flash drive, the data will all be removed.

Video - How to repair raw flash drive

Further reading: the type of filesystem is raw fixing

How to Repair Raw USB Flash Drive without Losing Data?

Your pen drive is inaccessible when the type of file system is raw. And pen drive volume becomes 0 byte, which means all your data was hidden.

First of all, you need to recover your data before you format the raw pen drive to NTFS or FAT32, since you can not access the pen drive, you will need a tool like iCare Data Recovery pro which is a read-only program.

Free Download

Raw USB Flash Drive Recovery without Data Loss

Instructions of Recovering Data from Raw USB Flash Drive.

After installing the program on your computer, you can insert your USB flash drive into your computer.

Step1: Run the program. Choose "Deep Scan Recovery" module to start.

Raw file system recovery without data lossRaw file system recovery without data loss

Step 2: Choose your device and start to scan.

Raw file system recovery without data lossRaw file system recovery without data loss

Step 3: Preview the listed data found by the program.

Raw file system recovery without data lossRaw file system recovery without data loss

Step 4: Choose data and save them to another place.

Also read: how to repair raw usb drive without losing data

How to Fix USB Flash Drive Raw File System Error using CMD

After you recovered the data from the raw USB flash drive, you can format your raw pen drive into NTFS or FAT32.

There are two ways you can try: CMD command prompt and professional format tool.

How to Fix Raw USB Flash Drive with CMD

Attention:

When you use CMD command prompt, you need to be very careful to avoid mistakenly format, which may cause you another data loss problem.

Step1: Run CMD.

Fix raw file system with CMDFix raw file system with CMD

Step2: Type"format F: /fs:fat32"(F is the drive letter of your RAW USB flash drive).

format raw file system fat32 with CMDformat raw file system fat32 with CMD

After these steps, you can convert your device file system into FAT32.

Convert raw drive to ntfs? Check out this page: format raw drive ntfs

Or you may format pendrive fat32/ntfs by formatting it under Windows disk management.

format raw file system fat32

Hate to use disk management? Try free usb formatters instead such as Partition Resizer Free.

format raw file system fat32

Also read: 5 best usb format tools to format raw usb

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