Like internal hard
drive, the external hard drive is also vulnerable to have bad sector. Bad
sectors make some part of your drive become inaccessible, and the files on the
bad sectors will be lost. If there are too many bad sectors on your external
hard drive, it will causes serious drive problem so that you can not read and write
on this drive. If you often use your external hard drive in an improper way, or
use it for a long time, bad sectors will occurs. Bad sectors on drive not only
affect the normal use, but also will affect the lifespan of your drive.
Signs
of bad sectors
What
you can do in daily life to prevent your drive from bad sectors:
1. Do not continually
use your external hard drive. Overuse of external hard drive will lead to
overheat of drive so that to form more bad sectors.
2. Shut down your
computer and remove the external drive correctly. Sudden power failure of
computer leads to more bad sectors on external hard drive.
3. Run antivirus
software to scan your computer and external hard drive regularly. Virus
infection damage the hard drive sectors.
4. Maintenance your
external drive. Physical damage of drive components, or aging of drive lead to
bad sectors.
5. Keep the USB cable
as short as possible.
6. Use a DC stabilized
power supply for an external hard drive over 10 GB. The power supply provided
by USB cable is not enough for an external hard drive over 10 GB.
How
to fix bad sectors on external hard drive?
Before you try to fix
the bad sectors, you can use a data
recovery software to restore files from the external hard drive with bad
sectors.
How to recover deleted files from
external hard drive with software?
There
are several ways for you to fix bad sectors.
1.
Fix with the Windows built-in error-checking tool
Right-click your
external hard drive, choose properties. In the properties window, click Tools
tab.
Click the button of
Check now. Check “Scan for and attempt recovery of bad sectors”, them click
Start.
2.
Fix with manufacture tools
The external hard drive
manufacture has their own diagnostic software.
3.
Fix with a third-party bad sectors repair tool
If the above ways have
not solve your problem, you can use a professional bad sector repair software
to fix it.
4.
Fix by format
You can format your
external hard drive to fix this problem. If you perform a quick format, the bad
sectors will be marked and do not save data after that. If you perform a full
format, the bad sectors could be repaired.
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