SD Card
SD Card Turned RAW
Scan the RAW card before formatting or repair.
Written by the Refindo Recovery Team · Published · Updated
A RAW SD card hasn't been wiped. The operating system just can't find a usable FAT32 or exFAT file system on it, so it labels the card RAW and offers to format. The media files are typically still sitting in their original clusters. You may see this differently depending on where you look: a camera shows a generic "card error," Windows shows RAW in Disk Management, and macOS shows an unformatted volume in Disk Utility. The computer view tells you the most about what is actually damaged.
Quick answer
A RAW card still holds its media in place; only the file system label is gone. Stop shooting, scan the card, and copy the photos and videos off before converting or formatting it.
Do not format the RAW card
- Do not format or convert the RAW card back to exFAT before recovery.
- Do not run chkdsk or fsck on it.
- Stop shooting photos or video on the affected card.
- Recover to another drive, not back onto the RAW card.
Why an SD card turns RAW
- Damaged file system records after unsafe removal or interrupted recording.
- Camera or drone write interruption during a large video capture.
- Card reader, adapter, or contact instability.
- Flash memory wear, bad blocks, or counterfeit media behavior.
How to scan a RAW SD card
Refindo is suitable when the RAW card is detectable and you need to preview recoverable files without formatting first.
- Remove the card from the camera or drone and stop recording to it.
- Use a reliable reader, then open Refindo and select the RAW card.
- Run Quick Scan, then Deep Scan to recover media when the file system is unrecognized.
- Preview recoverable photos and videos and save them to another drive.
When the card may be counterfeit or failing
- The card disconnects during the scan or reports an incorrect size.
- The RAW card holds the only copy of irreplaceable footage.
- A format or repair tool was already run on the card.
- The card shows signs of counterfeit media or failing flash.
RAW on camera vs computer, and video writes
RAW State: Camera vs Computer Display
A camera encountering a RAW card typically shows a generic "card error" or "format card" message because camera firmware doesn't report file system types. On a computer, Windows labels the drive as RAW in Disk Management, while macOS shows the volume as unformatted in Disk Utility. The computer view is more informative for diagnosing whether partition records or file system headers are damaged.
Why Large Video Recordings Trigger RAW
Video recording writes data continuously and updates file allocation tables at intervals. If power is lost, the battery dies, or the card is ejected mid-write, the final table update may never complete. This leaves the file system in an inconsistent state that the OS reports as RAW. Short photo bursts are less vulnerable because each write completes independently.
Frequently Asked Questions
Does RAW mean my SD card is empty?
No. RAW means the file system isn't recognized, not that every file has been erased.
Can I convert RAW back to exFAT safely?
Do not convert or format before recovery. Scan and recover files first.
Why did this happen after recording video?
Large video writes are vulnerable to interruption. If recording stops badly, file system metadata can be left incomplete.
Can a RAW SD card damage my computer?
No. A RAW card is simply unrecognized by the OS. It poses no risk to the computer, but avoid running chkdsk or fsck on it before recovery.
Will the camera still show thumbnails if the card is RAW?
Usually not. Camera firmware relies on the file system to locate image files, so a RAW card typically shows no content on the camera screen.
Scan before you repair
Run a read-only scan first, preview what is recoverable, then save selected files to a different drive.