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data recovery from a damaged pendrive

odddellarobia 6663 12
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  • #1 17047152
    odddellarobia
    Level 3  
    Posts: 108
    Rate: 4
    Hello. I would like to recover data from a damaged Tracer 4gb pen drive. One day the pendrive stopped working. It is not visible on my computer. "USB device not recognized" I care about data from this USB stick
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  • #2 17047204
    mati211p
    HDD and data recovery specialist  
    Posts: 16915
    Help: 2584
    Rate: 1129
    Readable in DMDE? If you can't make a post-sectoral copy of it, you won't get anything at home alone. Start by checking this. Unreadable on my computer can be, for many reasons, important or visible in disk management and whether it manages to make a copy.
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  • #4 17047274
    odddellarobia
    Level 3  
    Posts: 108
    Rate: 4
    in Flash Drive Information Extractor there is information from USB flash drive could not be found.
    Plug in a USB flash drive and restart the utility
    Added after 15 [minutes]:
    not visible in dmde

    I will add that this pendrive gets very hot. I don't care about the pen drive itself, but only the data from it
  • #5 17047387
    pidar
    Mass storage specialist  
    Posts: 11332
    Help: 1568
    Rate: 3554
    We won't do anything here programmatically. :|
    Check what he sees now ChipGenius (after connecting this USB stick to the USB port).
  • #6 17047408
    odddellarobia
    Level 3  
    Posts: 108
    Rate: 4
    in chipgenius it doesn't display anything, it just loads for a moment. Generally, when I connect to a computer it is information that the device and something about the driver are not recognized. maybe it's about the driver?
    device status in the device manager

    Windows has stopped this device due to reported problems. (Code 43)
  • #8 17049022
    odddellarobia
    Level 3  
    Posts: 108
    Rate: 4
    so what should I do first? uninstall the device then should I download this DevManView program? and then what's up with this fix?

    Added after 1 [hours] 1 [minutes]:

    I am asking for instructions on what to do in turn.
    Or maybe there are some drivers for this flash drive?

    Added after 54 [minutes]:

    6 years ago there was the same problem but someone fixed it but I don't know how and I can't find out anymore. I do not know if it was unscrewed, but I managed to fix it.
  • #9 17056220
    mati211p
    HDD and data recovery specialist  
    Posts: 16915
    Help: 2584
    Rate: 1129
    You can't do anything yourself if, for example, as you wrote, DMDE doesn't see it.
  • #10 17056376
    michal_aniol
    Level 33  
    Posts: 1651
    Help: 182
    Rate: 100
    A reading from the memory chip remains.
  • #11 17059936
    melanchel
    Level 31  
    Posts: 1302
    Help: 153
    Rate: 368
    odddellarobia wrote:
    Windows has stopped this device due to reported problems. (Code 43)

    Is it displayed on many computers?
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  • #12 19310869
    kaleron

    HDD and data recovery specialist  
    Posts: 7022
    Help: 954
    Rate: 2309
    Returning to this topic at the request of the author:
    - to recover data, you need to desolder the memory chip (s), read on the programmer and rebuild the image of the logical structure based on binary images.
    - repairs by reprogramming the firmware carry a high risk of irretrievable data destruction. This is not the case in 100% of cases, but the risk is so great that if you care about data, take it as a religious dogma that pendrives, memory cards or SSDs with important data are not repaired, but data is recovered from them. Mostly with methods that destroy the medium.
    Company Account:
    Kaleron sp. z o. o.
    Hirszfelda 4/18, Jelcz-Laskowice, 55-231 | Tel.: 713XXXXXX (Show) | Company Website: https://kaleron.pl
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Topic summary

✨ The discussion revolves around recovering data from a damaged Tracer 4GB pen drive that is not recognized by the computer, displaying a "USB device not recognized" error. Users suggest various diagnostic tools such as DMDE, Flash Drive Information Extractor, ChipGenius, and USBLogView to assess the drive's condition. The author reports that the pen drive becomes very hot and is not detected by these tools. Recommendations include checking device status in Device Manager and considering professional data recovery methods, as DIY repairs may risk permanent data loss. The consensus is that if the drive is not recognized by multiple systems or software, data recovery may require desoldering the memory chip and using specialized equipment.
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FAQ

TL;DR: Firmware "repairs" aren’t safe in 100% of cases; "pendrives with important data are not repaired, but data is recovered." If tools can’t see the drive and you get Code 43, go chip‑off, not software. [Elektroda, kaleron, post #19310869]

Why it matters: This FAQ helps anyone facing “USB device not recognized” choose safe steps that protect recoverable data.

Quick Facts

How do I recover data when my USB shows “USB device not recognized”?

Treat it as a hardware failure. Skip software repairs. Move straight to chip‑off recovery: desolder the NAND, read it, and rebuild the image. This approach minimizes further damage and maximizes data retrieval chances. Avoid repeated re‑plugs and driver tinkering when detection fails. [Elektroda, kaleron, post #19310869]

What does Device Manager “Code 43” mean for a pen drive?

Windows stopped the device because it reported problems. This is not a driver you can install for the stick. If Code 43 persists and no tool sees the drive, suspect device‑side failure. Prioritize safe data recovery, not repairs. [Elektroda, odddellarobia, post #17047408]

DMDE and Flash Drive Information Extractor see nothing—what does that tell me?

In this case, two tools reported no device. That points to a controller that fails to enumerate. Software recovery won’t help when the OS can’t access media. Stop DIY and consider chip‑off methods to read the memory directly. [Elektroda, odddellarobia, post #17047274]

ChipGenius doesn’t list my drive; should I try other software?

No. If enumeration fails, “we won’t do anything here programmatically.” Further scans add risk without benefit. Focus on hardware‑level recovery instead of chasing detection with more utilities. [Elektroda, pidar, post #17047387]

Is reinstalling drivers or using DevManView worth trying?

You can try the suggested cleanup once, then replug and test. If the device still shows as unknown or Code 43, stop. Driver changes won’t revive a failing controller; pursue hardware data recovery. [Elektroda, pidar, post #17047426]

What is chip‑off recovery, in plain terms?

It’s a lab process: “desolder the memory chip(s), read on the programmer,” then reconstruct the logical structure from the dumps. This bypasses the failed controller and accesses raw NAND data safely. [Elektroda, kaleron, post #19310869]

How do I triage at home without risking data?

Follow this quick check:
  1. Open DMDE and see if the stick is readable.
  2. If readable, make a full post‑sector copy immediately.
  3. If not readable, stop DIY and move to lab recovery. [Elektroda, mati211p, post #17047204]

My flash drive gets very hot—what should I do?

Disconnect immediately and avoid further power cycles. Heat suggests severe internal issues. Do not attempt firmware “repairs.” Move to chip‑off recovery, which reads the NAND outside the failed electronics. [Elektroda, kaleron, post #19310869]

Why test on multiple computers or ports?

It rules out host or port issues. If the stick still shows Code 43 or remains undetected on other machines, the fault is on the device. Proceed to hardware‑level recovery. [Elektroda, melanchel, post #17059936]

Can firmware reprogramming save my files?

It’s risky. Such “repairs” “carry a high risk of irretrievable data destruction.” If the data matters, do not reflash. Perform data recovery instead, typically via chip‑off methods. [Elektroda, kaleron, post #19310869]

What logs should I capture to get better help?

Use USBLogView to record connect/disconnect events and enumeration details. Share whether the device shows as Unknown, error codes, and timestamps. These logs help confirm controller failure versus OS issues. [Elektroda, pidar, post #19314513]

What if the stick appears as “Unknown Device” but no drive letter?

That means it failed to enumerate as mass storage. It’s not a filesystem problem; the controller is not presenting a disk. Treat it as a hardware fault and avoid software fixes. [Elektroda, odddellarobia, post #17047408]

When should I stop DIY and call a lab?

Stop when it overheats, stays undetected in tools, or repeats Code 43 across PCs. Those signs indicate controller failure. A lab can extract the NAND and rebuild your data safely using chip‑off techniques. [Elektroda, kaleron, post #19310869]
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