What should I do if the hard drive is not recognized and still makes a rattling sound?

#When the laptop hard drive fails, it will appear as an inability to read data, an inability to recognize the hard drive, etc. If there is a failure, how to determine the cause of these faults?

1. There is no response after power -to -hard disk (Recommended learning: Web Front-end video tutorial)

When I turned on the power and started the laptop, I found that the hard drive had no response and the hard drive could not be found in the BIOS. If this happens, it's mostly caused by a problem with the hard drive motor. At this time, you should find professional maintenance personnel for repairs.

2. The hard disk makes a "clicking" sound

When the laptop hard disk makes a "clicking" sound or other abnormal sounds, it means that the magnetic head has appeared problem. At this time, you should shut down the laptop immediately and take the laptop to a professional repair location for repair. Otherwise, your precious data will be lost forever.

3. Unable to access data and unable to copy data

After entering the operating system, you can see the data in the hard disk, but you cannot access the data, and Data cannot be copied and pasted. When this happens, it can basically be determined that there are bad sectors on the hard disk, or there may be a problem with the hard disk firmware. You can use bad sector checking software to test whether the hard drive has bad sectors.

4. The hard drive is running normally, but the BIOS cannot detect it

After starting the laptop, the hard drive cannot be detected in the BIOS, but the hard drive can run normally. This situation is basically caused by a firmware problem, or it may be a loss of hard disk initialization information. If the above situation occurs, the data is basically irreparable.

5. Hard drive misidentification

When using a laptop, it is found that the laptop hard drive detected in the BIOS is different from the actual hard drive. This situation is caused by the offset of the hard disk head, or there may be a problem with the hard disk firmware, causing the hard disk to be misidentified.

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