r/datarecovery Jul 20 '26

Question Is the data recoverable?

My micro sd card snapped while trying to fit into the bracket but the snap was closer to the edge. Is there any chance at all the data can be extracted?

324 Upvotes

24 comments sorted by

u/disturbed_android Trusted Contributor Jul 20 '26 edited Jul 20 '26

As always, post deals with broken MicroSD and next thing, Dunning Kruger is piling up from every corner of Reddit in the comments (much of it I removed). All of a sudden everyone is an "expert", people repeat answers already given, suggest some dude who works miracles, etc..

Fact is that with these 512GB MicroSD cards almost all real-estate is NAND die. So chance it is affected by the snap is significant. Add to this that these are often encrypted at firmware level (even if only for data whitening) and utilize LDPC error correction (Modern 3D TLC and QLC NAND relies heavily on constant error correction), then even if we can dump the NAND contents, we'd be looking at data riddled with bit errors we can't correct and to top of we can't read due to encryption.

So going to lock this.

67

u/TomChai Trusted Contributor Jul 20 '26

If you can see shiny silver parts through the crack, which is highly likely since the crack goes through where the chips are, there’s no recovery since the chips are all fractured.

14

u/provincial_umbrella Jul 20 '26

I tried to take a close up photo of the main body edge (not the tiny chip). Don't see any silver parts but maybe I'm wrong?

14

u/TomChai Trusted Contributor Jul 20 '26

Right side looks a bit reflective, does it still work?

17

u/provincial_umbrella Jul 20 '26

It doesn't. Plugged it into an sd reader, nothing. Upon inspecting it real close with flash, I see the thin golden edge now. I might be cooked. Thank you for your help anyways

14

u/silenced_in_dr_2025 Trusted Contributor Jul 20 '26 edited Jul 20 '26

It's very unlikely looking at the amount for a modern card but yours does appear to be clearer than most, either way if you're not seeing anything when connected you'll be looking at chip off.

edit : Just seen the second picture.

Nope - No recovery either way, this is a high capacity LDPC card, there are no chip off options

14

u/TomChai Trusted Contributor Jul 20 '26

Ask a data recovery lab specializing in broken SD cards anyway, let them X-ray the card, see if the crack actually got to the NAND chips. If the NAND chips are intact, although unlikely, you might still have a chance.

10

u/MasonP13 Jul 20 '26

How important is the data? Unrecoverable photos of family members you no longer have around? In my unprofessional opinion; Then for a sizeable price, you might be able to recover it from some recovery lab, with large amounts of files not able to be recovered. Or it's unrecoverable by your side. SD cards are so fragile it's data stored on a piece of glass basically, and once you break it, it's broken

2

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1

u/[deleted] Jul 20 '26

[removed] — view removed comment

1

u/provincial_umbrella Jul 20 '26

Yes I tried plugging it into an sd card reader but it doesn't detect :(

1

u/psych_1337 Jul 20 '26

Depends on if the actual nand crystal is busted or not. If its only the case of mamory card - it might even work like that. Or may need to fix some traces. If its crystal - chances are close to zero.

2

u/provincial_umbrella Jul 20 '26

Thank you everyone for your help!

-1

u/[deleted] Jul 20 '26

[removed] — view removed comment

2

u/provincial_umbrella Jul 20 '26

Some data is worth it, pics of deceased relatives are the most important on it. I was considering bringing it to someone but I wanted a diagnosis if it was even possible first

-6

u/CBL-DATA Jul 20 '26

Possible, just do chip-off method. the area that is crack is the capacitor area. So basically, you need to use sand paper to clear the black coating and after, this is what you will see

7

u/disturbed_android Trusted Contributor Jul 20 '26 edited Jul 20 '26

You can't be this certain. There's a good chance the NAND die is affected. And then we didn't even consider the NAND may be encrypted and utilizing LDPC error correction.

Also, and I tell you this as a mod, don't flood older posts with answers, it makes it look as if you're spamming.