How to Fix Bad Sectors on Hard Drive

This page offers comprehensive solutions to fix bad sectors on hard drive, as well as recover data from hard disk after hard drive bad sector repair.

Can bad sectors on hard drive be repaired?

Too many bad sectors are detected. How can I fix bad sectors on hard drive? Any advice is welcome.

What Is Bad Sector?

A hard drive contains millions of sectors. Once a sector is damaged, the data on it can't be read and you are unable to write on it. As to bad sectors, there are two kinds, one is physically bad and one is logically bad. If physically bad, it is unrepairable unless you replace it with a new disk. Otherwise, it can be repaired. Read a little further and get the solutions for hard disk bad sector repair and hard drive data recovery.

Part 1. How to Remove Bad Sector from Hard Disk

Bad sectors can be a frequent issue on a variety of data storage devices, such as HDD, SSD, USB flash drive, etc. With technology advancing, most of bad sectors can be fixed. In this section, we provide two ways to help you fix bad sectors on hard drive that are damaged logically.

Bad sectors can cause data loss on your hard drive. Thus, make sure that you do have backed up the data written on the sector before you take repairing steps, and stop your computer to continue writing on it.

1. How to Check Bad Sector in Hard Disk with CHKDSK

Windows computer comes with a native hard disk check and scan tool for each of us, that's CHKDSK, also known as scandisk. The steps on using CHKDSK to repair hard disk bad sector may vary in different Windows operating systems.

Repair Bad Sectors Windows 10/8

  1. Double-click "This PC", and choose the disk you want to repair. If you don't know which one, you can fix them all one by one.
  2. Right-click on the hard disk with bad sectors, and choose "Properties".
  3. Then go to the "Tools" tab. Under the "Error checking", hit "Check".
  4. Check "Scan for and attempt recovery of bad sectors" and click "Start".

It generally scans and repairs bad sectors simultaneously. When it finished, the bad sectors are repaired. By the way, if you want to fix file system error at the same time, you also can check the option. There may be a situation that it reminds you it can't be repaired because the disk is using now. Usually it's disk C: where your operating system installed. Then you can choose to repair it automatically when you start your computer next time.


Do Bad Sector Repair Windows 7

The steps on hard drive bad sectors repair in Windows 10 are similar to the above ones.

  1. Double-click "My Computer", right-click the drive on which you want to fix bad sectors, and Click "Properties".
  2. Go to "Tools" > "Check now", tick "Automatically fix file system errors" in the pop-up window and click "Start".
  3. The hard disk bad sector checking begins immediately. Once it finishes, you will be shown the results.
What if my data gets lost after bad sector check and repair? Recoverit Data Recovery can help you out. It can make for quicker and smoother hard drive data recovery even for a person without much computer knowledge.
Download Windows Version Download Mac Version

2. Best Bad Sector Repair Software

General speaking, bad sectors can be fixed in the solution above. However, it also always happens that the bad sectors appear again when you use your computer next time, and you have to fix it again. If you have encountered this, you can choose to use a professional bad sector repair tool to fix it completely at one time.

Wondershare Liveboot 2012 can be a nice choice. Its bootable CD provides a purely clean environment, and makes you fix bad sectors on hard drive completely with one click. If your computer can't boot normally, this could be a better choice. Now, follow the below steps on how to repair hard disk bad sectors.

fix bad sectors

Whent the checking and repairing finish, restart your computer, and you will not need to fix this again the next time you use your computer.

Moreover, Wondershare LiveBoot 2012 can also help to boot your PC when it's crashed or seriously damaged, such as black screen, blue screen of death, freezing, etc.


Part 2. How to Recover Data from Bad Sector Hard Disk

1. Recoverit for Hard Drive Data Recovery

If you can not repair bad sectors well and you did not backup hard drive data habitually, the data present on the hard drive with bad sectors is susceptible to loss and damage. As luck would have it, a hard drive data recovery tool can help you get the lost, deleted, formatted or damaged files back from bad sector hard drive. The best recommendation for the hard drive recovery job is Recoverit data recovery. As professional external hard drive recovery software, this tool can help you recover data from hard drive with bad sectors or any other hard drive errors.

hard drive data recovery

Your Safe & Reliable Hard Drive Recovery Software

  • Recover lost or deleted files, photos, audio, music, emails from bad sector hard disk effectively, safely and completely.
  • Supports data recovery from recycle bin, hard drive, memory card, flash drive, digital camera and camcorders.
  • Supports to recover data for sudden deletion, formatting, hard drive corruption, virus attack, system crash under different situations.

2. Video Tutorial on External Hard Drive Recovery

This video tutorial is devoted to the external hard drive recovery with Recoverit Data Recovery. Watch the video and take the steps to get your data back in the least possible time.


3. Simple steps to recover data from external hard drive in bad sectors

If your hard drive with bad sectors is an external data storage device. You can follow the next steps to recover lost data from external hard drive. If it is an internal hard disk, the steps are similar. You can also turn to the guide, Recover Data from Hard Drive with Bad Sectors, to get the full solution for recovering data from internal hard disk with bad sectors.

Step 1 Download and install Recoverit hard drive recovery on your computer. Launch it and select a data recovery mode to start retrieve data from hard drive. To recover data from hard drive, you can select "External Devices Recovery" mode to start.

select a data recovery mode to start

Step 2 Make sure your hard drive has connected with the computer, and click "Next" button to process.

connect hard drive to the computer

Step 3 Please select your target hard drive disk to find data. Here, you should choose the hard disk with bad sectors and click "Start" button to start scanning data.

recover data from hard drive in bad sectors

Step 4Recoverit will start a quick scan to search your lost data on hard drive, you can simply preview some recoverable files after the scan. If you cannot find your lost files, you can go to scan agian with "All-Around Recovery" mode. It wil help you to search more files from hard drive, but it will take more time.

scan data on hard drive with all-around recovery

Step 5 After scanning, all recoverable files on hard drive will be shown in the window. You just need to select data you need and click "Recover" to save them on your computer.

preview recoverable data

Whenever bad sectors occur on your hard drive, this post can help you fix bad sectors on hard drive and recover data stored on it. Now, follow the above steps and use Recoverit hard drive recovery software to get your lost or damaged data back.

Hot Articles
See MoreSee Less

Recoverit 8.0 has been released.

Home | Resources | Hard Drive Recovery | How to Fix Bad Sectors on Hard Drive