Storage media · action-camera exFAT microSDXC card
Recover action-camera files from microSDXC
How do I recover action-camera video from a microSDXC card?
Short answer
Yes, often: stop filming, remove the microSD card and scan it read-only for MP4 and JPEG. Long recordings are split into chapter files, so recover every part and check the numbering for gaps. A clip cut off by an interrupted recording may also need repair on a copy after recovery.
The situation
MP4 clips or JPEG photos disappeared after deletion, formatting, or an interrupted recording.
Action cameras split long recordings into chapters, so one continuous take arrives as a numbered series of files. A recovery that returns three of five chapters looks successful in the file list and still leaves a hole in the middle of the sequence.
01 / Diagnose
Work out what actually disappeared
High bitrates fill a microSDXC card quickly, and the camera closes each chapter near the 4 GB mark before opening the next one. Chapters written earlier are complete files; only the one that was running when the battery died, the mount was knocked or the card was pulled stays unfinalized.
Chaptered video and high bitrates create multiple large files whose sequence needs to be reconstructed accurately.
Check the last known path, trash and backups without writing to the original device.
02 / Protect the source
Preserve the best recovery chance
- 1
Stop filming, switch the camera off and take the microSD card out rather than deleting clips to make room.
- 2
Write down the chapter names that are still present, because their numbering shows exactly which parts are missing.
- 3
Scan the card read-only through an adapter for MP4 and JPEG, and let the scan run over the whole card.
- 4
Export to another drive, order the results by capture time and check whether the chapter series is now complete.
Do not format the card in the camera to fix recording problems, and do not shoot a short test clip afterwards. Action footage is written in large continuous blocks, so even one brief recording can replace an entire missing chapter in a few seconds.
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.
An unfinalized chapter needs video repair software on a copy, with an intact chapter from the same settings as reference. File Recovery Hero reads the exFAT microSDXC card read-only and exports the chapters it can rebuild; it does not join them or repair a broken container.
04 / Verify
Check the recovered content, not just its name
Join the chapters in the order of their capture times and watch the transitions: the action must continue across each cut without a jump. Every chapter should be close to the same size except the last one, and the final file may end early if the recording was interrupted.
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 action-camera exFAT microSDXC card be recovered in this situation?+
Action cameras split long recordings into chapters, so one continuous take arrives as a numbered series of files. A recovery that returns three of five chapters looks successful in the file list and still leaves a hole in the middle of the sequence. The result still depends on what remains readable on the source.
What should I avoid before scanning?+
Do not format the card in the camera to fix recording problems, and do not shoot a short test clip afterwards.
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?+
Join the chapters in the order of their capture times and watch the transitions: the action must continue across each cut without a jump.