Storage media · readable exFAT camera card
Create a raw image of an exFAT camera card
Why make a sector image before recovery?
Short answer
First image, then recover, because an image freezes the card as it is now: partitions, allocation data, deleted entries and data blocks stay in their original order. Every later scan reads the image instead of the fragile card. Capture the whole physical device, not just one partition, confirm that size and hash match, then analyze only the image.
The situation
The source is valuable, unstable, or needs repeatable analysis without repeated device access.
An image is a byte-for-byte copy of the whole device, and its value lies in freezing a moving situation. Partition layout, allocation metadata, deleted directory entries and data blocks are captured in their present order, so every later attempt starts from exactly the same state.
01 / Diagnose
Work out what actually disappeared
Each scan of the original card means another full read of hardware that may already be weak, and every mount gives the operating system another chance to write index files or repair markers. Capturing one image instead moves all further work to a file on a healthy disk, which matters most when the material is irreplaceable or several passes are expected.
An uncompressed image preserves partitions, allocation metadata, deleted entries, and data blocks in their current order.
Check the last known path, trash and backups without writing to the original device.
02 / Protect the source
Preserve the best recovery chance
- 1
Connect the card through a reliable reader and identify the whole physical device, not merely the partition the system mounted.
- 2
Write an uncompressed image of that complete device to a disk with more free space than the card capacity.
- 3
Compare the image size with the device size in bytes and record a checksum, so later copies can be verified against it.
- 4
Store the card safely and open only the image for scanning, exporting recovered files to yet another location.
Do not image the mounted partition alone; the sectors ahead of it hold the partition table and often the evidence that identifies the volume. Do not write the image onto the card itself, and do not capture into a compressed archive format.
03 / Choose the method
Match the tool to the source
For stable, readable exFAT, NTFS and FAT16/FAT32 or uncompressed IMG, DD, RAW and BIN images.
Unconfirmed exports are marked .UNVERIFIED.
Imaging cannot invent sectors that the card refuses to deliver, and a badly failing device may need a laboratory to be read at all. File Recovery Hero works with uncompressed IMG, DD, RAW and BIN images of exFAT, NTFS and FAT volumes, not with compressed archives.
04 / Verify
Check the recovered content, not just its name
The image is sound when its byte size equals the device size exactly, when a checksum taken twice agrees, and when a read-only scan of the image lists the same directory structure the card showed. Any short read reported during capture belongs in your notes.
Keep the source until two verified copies exist. One working preview is not enough.
Sources and technical references
FAQ
Questions about this recovery case
Can readable exFAT camera card be recovered in this situation?+
An image is a byte-for-byte copy of the whole device, and its value lies in freezing a moving situation. Partition layout, allocation metadata, deleted directory entries and data blocks are captured in their present order, so every later attempt starts from exactly the same state. The result still depends on what remains readable on the source.
What should I avoid before scanning?+
Do not image the mounted partition alone; the sectors ahead of it hold the partition table and often the evidence that identifies the volume.
Does scanning write to my memory card?+
Your memory card is only read. Nothing is saved to it.
How do I know whether the result is complete?+
The image is sound when its byte size equals the device size exactly, when a checksum taken twice agrees, and when a read-only scan of the image lists the same directory structure the card showed.