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Running the CHKDSK Command and formatting your hard drive.If your hard drive is experiencing one or multiple soft bad sectors, you can try the following solutions to fix them: In this case, the best option is to back up and save all the remaining data on your hard disk first. If there are too many soft bad sectors on your disk and you are often dealing with slow-downs and glitches, it may be impossible to repair the bad sectors. The first thing you will need to do is back up and clone your hard disk to a good hard drive, skipping bad sectors. So, how to fix bad sectors on hard drive? Because of this, there is no way to avoid data loss as well as the loss of disk capacity. When your operating system detects bad sectors, it will mark them as unusable, whether they are soft bad sectors or hard bad sectors. How to repair soft bad sectors on Windows 10/11? To repair them, you will need to overwrite all the data with zeros. The errors in a soft bad sector are logical, not physical. Soft bad sectors are created when an error correction code (ECC) in the sector doesn’t match the content of the sector.

If you’ve bumped your computer while data was being written onto a hard disk or if it was exposed to extreme heat, a bad sector may have been created. Hard bad sectors are the sectors that have been physically damaged (for instance, as a result of a head crash), or in a fixed magnetic state. There are two main types of bad sectors: hard sectors and soft sectors.

Low quality or aging hardware such as a bad processor fan, dodgy data cables, an overheated hard drive, etc.

Hard disk defects such as general surface wear, pollution of the air inside the unit, or the head touching the surface of the disk.

There are several things that may cause a sector to go bad. The standard sector is 512 bytes in size. In this article, we will cover the following:įinally, we’ll share a great solution with you for keeping your system optimized and running smoothly.Ī sector is a unit of information that is stored on a hard disk. To prevent any data loss resulting from bad sectors and stop the process in time, go through the tips below. If this happens, the data in the damaged sectors will be lost but you should still have access to the rest of the data on the disk. From time to time, when bad sectors accumulate in a hard disk, this disk can go bad.