Photos & RAW · Canon exFAT card
Canon CR3 RAW: recover after deletion
How can I recover deleted Canon CR3 originals after deletion?
Short answer
Yes, often, until the Canon card is written again. CR3 uses ISO-BMFF boxes for RAW data, metadata and previews, and those structures remain recognisable after deletion. Take the card out, scan it read-only for CR3, including C-RAW files, and open each result fully in Canon DPP or a current RAW converter.
The situation
deleted Canon CR3 originals no longer appears in its recording folder even though the storage device is still detected.
CR3 is a container built from ISO-BMFF boxes, and deletion leaves those boxes intact. The card entry disappears, the boxes do not, so the frames stay findable for as long as the Canon body has taken no further pictures on that card.
01 / Diagnose
Work out what actually disappeared
Erasing a CR3 releases the exFAT entry while the boxes holding raw data, metadata and previews stay where the camera put them. C-RAW frames are smaller than uncompressed ones, so more of them fit into the same free space, and a single new burst can cover a larger part of the shoot than expected.
Deletion can release a directory reference before later writes reuse every block that belonged to the file. For Canon CR3 RAW, this matters because CR3 uses ISO-BMFF boxes for Canon RAW data, metadata and previews.
Check the last known path, trash and backups without writing to the original device.
02 / Protect the source
Preserve the best recovery chance
- 1
Power the camera down and remove the card immediately, before a new burst claims the space the deleted frames still occupy.
- 2
Note the body, whether C-RAW was enabled and whether JPEG or HEIF copies were written alongside each raw file.
- 3
Scan the card read-only through a reader for CR3, letting the search recognise boxes rather than depend on file names.
- 4
Export the hits to another drive and open each of them in Canon DPP or a current converter before the card goes back in.
Do not reformat the card to make it usable again and do not shoot to test it. Deleted CR3 boxes stay readable only while nothing is written, and recent bodies produce large files that cover several deleted frames in a single burst.
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.
A CR3 whose boxes were partly overwritten cannot be completed, and no converter substitutes missing raw data. File Recovery Hero scans the exFAT card read-only, exports with a licence and supports macOS and Windows; other file systems and encrypted cards stay out of reach.
04 / Verify
Check the recovered content, not just its name
Open every frame in software that knows the model, because older converters reject newer CR3 variants for reasons unrelated to recovery. A frame is intact when it develops at full resolution and its metadata names the body, the lens and a plausible capture time.
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 Canon exFAT card be recovered in this situation?+
CR3 is a container built from ISO-BMFF boxes, and deletion leaves those boxes intact. The card entry disappears, the boxes do not, so the frames stay findable for as long as the Canon body has taken no further pictures on that card. The result still depends on what remains readable on the source.
What should I avoid before scanning?+
Do not reformat the card to make it usable again and do not shoot to test it.
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?+
Open every frame in software that knows the model, because older converters reject newer CR3 variants for reasons unrelated to recovery.