How to Recover Lost Data from a RAW USB Flash Drive for Free?

Updated on January 8, 2026 by Admin to RAW Data Recovery

What Does "RAW USB Flash Drive" Mean? A RAW USB flash drive indicates that the file system has been corrupted, making the stored data inaccessible. When this occurs, the drive's file system appears as "RAW" in Disk Management, and attempting to open it triggers one of these error messages:

  • "The disk in drive * is not formatted. Do you want to format it now?"
  • "You need to format the disk in drive * before you can use it. Do you want to format it?"

Important: When seeking RAW USB flash drive recovery solutions, do not format the drive immediately as prompted. Formatting will overwrite or damage the data in the drive's data area, potentially making files unrecoverable.

USB flash drive needs to format

 

It is a heart-struck moment when you find your USB drive has turned RAW. All your files appear to be lost, whether you've formatted the drive or not. But don't give up—the files on a RAW USB flash drive can actually be recovered with professional USB flash drive data recovery software. Hasleo Data Recovery Free is here to help.

Download Hasleo Data Recovery

How to Recover Lost Data from a RAW USB Flash Drive with Hasleo Data Recovery Free?

Step 1: Choose Deep Scan Recovery

Download, install, and run Hasleo Data Recovery. On the main interface, select Deep Scan Recovery mode.

select deep scan recovery mode

Step 2: Scan the RAW USB Flash Drive

Select the RAW USB flash drive containing your lost files and start the scan. The software will search for recoverable data. The scan time varies depending on the card's capacity—larger drives take longer to complete.

select raw usb flash drive to scan

Step 3: Preview and Recover Deleted Files

Preview the recoverable files, then select the ones you need and click "Recover".

recover lost files

 

Conclusion

Hasleo Data Recovery Free is professional USB flash drive recovery software that can effectively recover lost files from a RAW USB drive.

Important Notes:

  1. If the device you want to recover data from is encrypted with BitLocker Drive Encryption, you should use BitLocker Data Recovery.
  2. Do not save recovered files to the original device where data loss occurred, as this may overwrite the lost data.
  3. You can export/save the scanning results for later or next recovery.