Generally when we have
a suffer power loss and reboot the computer, you may found the Windows
automatically check the disk on your hard drive, and sometimes, it will tell
you that there are bad sectors on the drive. Then you may ask that what are bad
sectors and how to repair them?
Bad
sectors on hard drive
Bad sectors are the
sectors which cannot be readable or written. The physical damages are the
recording medium damage or read errors such as head damage, natural worn out or
manufacturing error, dust on the hard drive. The logical damages like sudden
power loss, virus infection or malware. Generally, over time, the bad sectors
on the hard drive will lead to many problems. Such as magnetic wear, head
crash, grinding sound, blue screen, boot issues and many other problems.
How
to fix bad sectors in Windows?
To fix the bad sectors,
you can use the windows tool, manufacturer’s tool or the third-party programs.
But before you try to fix the bad sectors, you have to back up all your data on
the drive as to repair the bad sectors is possible to result in the corruption
of file system. So you may lost data after fixing the bad sectors. If you already
have data loss on the hard drive, you should use the data recovery software to
retrieve the lost data before that. All windows system have their built-in tool
to check and fix the disk.
Windows
In most of cases, the
windows will automatically scan the disk for bad sectors if you reboot after
improper shutdown. In windows, you can check the disk by right-click the
properties of the drive. Or use the command prompt to run chkdsk to find the
bad sectors. Depends on the size of your hard drive, it will take a long time
to scan the hard drive.
How to recover files from the
hard drive?
Before you try to fix
the bad sectors, you should take the data recovery tool to retrieve the data.
Steps
to recover files from hard drive
Install and run hadata recovery software on
your computer. On the software interface, you are required to choose a recovery
button from the six modes according to the problem you encounter. Moving your
mouse on the button you can know more details about this recovery mode.
If you lost files in
recycle bin, you can click the button of Empties recycle bin accidentally to
recover the data easily, so that you do not need to scan the entire partition
and save your time. If you lost files due to format or partition lost or crash,
there are two particular recovery mode for you. Universal recovery provides a
deep and full recovery if you want to get a full recovery and do not mind the
long recovery time.
Then you can start to
scan the location you choose. The scanning time also depends on the size of
your files. After scanning, you are able to preview all the results to find
your lost files. If you can preview the files you need, you can check all of
them.
Next is to choose a
recovery path. The recovery path should be another location and also should
have no data loss. Check the files to save on this recovery path, then you have
retrieved all your data.