PC & Mobile

Bad sectors were encountered during the format; How to remove?

When you run the format command in Command Prompt to format a drive in your Windows 11 or Windows 10 laptop, the format operation might fail or be unable to full and output the message Bad sectors were encountered during the format. In this publish, we define steps you may take to take away these dangerous sectors on the drive and get the storage system to regular working situation, and if want be get better knowledge on the drive.

You will obtain the following related output when the error happens in your system.

1075200000 dangerous sectors were encountered during the format. These sectors can’t be assured to have been cleaned.

Volume label (32 characters, ENTER for none)?
Creating file system buildings.
Format failed.

For some affected PC customers, after the preliminary format failed, they usually tried once more, the command immediate reported the drive format as RAW. In this case, refer to the information on how to repair the RAW partition in Windows 11/10.

Now, earlier than we get proper to the activity at hand, right here’s a fast primer!

A sector is a subdivision of a monitor (a round path on the floor of a disk) in your arduous disk that shops a set quantity of knowledge. A nasty sector is a sector that seems to be faulty and gained’t reply to learn or write operations. There are two kinds of dangerous sectors viz:

  • Logical Bad Sector (Soft Bad Sectors)
  • Physical Bad Sector (Hard Bad Sectors)

Logical dangerous sectors are typically attributable to software program errors like a sudden shutdown of your laptop and virus assaults. In most instances, if the working system finds the error-correcting code doesn’t match the contents of a drive sector when studying knowledge from the sector, the sector will probably be marked as dangerous. That however, logical dangerous sectors will be repaired utilizing inbuilt instruments that ship with the Windows OS. On the different hand, the bodily dangerous sectors are attributable to bodily harm to the arduous disk itself. This kind of dangerous sector can’t be repaired utilizing the typical disk restore instruments native to the OS or supplied by the HDD/SSD {hardware} producer.

Apart from the apparent output stating dangerous sectors were encountered, the following are common indicators or signs of dangerous sectors in an SD card or USB flash drive, or HDD/SSD:

  • Can’t learn from the supply file or disk.
  • The location just isn’t out there.
  • Unable to full the format.
  • A disk learn error has occurred.
  • SD card exhibits empty or 0 bytes.
  • SD card just isn’t acknowledged by the digicam, smartphone, or laptop.
  • You are unable to learn or write an SD card.
  • Computer asks to format the SD reminiscence card to entry it.

The following are explanation why your drive might develop dangerous sectors:

  • Virus an infection in the storage media or the laptop itself.
  • The drive is outdated and has accomplished its learn/write cycles.
  • The identical drive (in the case of exterior drives) is utilized in a number of units.
  • Improper insertion and ejection of the drive from the laptop.
  • Removing the SD card with out turning off the smartphone or digicam.
  • Sudden energy failure or system shutdown whereas transferring information or viewing SD card or drive knowledge.
  • Low-quality SD card.
  • Physical harm, mud, or moisture on the SD card.

Read: Scan drive for errors notification retains showing in Windows

Bad sectors were encountered during the format; How to take away them?

If you obtain an output with the message Bad sectors were encountered during the format when a drive format operation fails in your Windows 11/10 system, you may apply our options described beneath to take away the dangerous sectors current on the drive and restore the drive well being to guarantee knowledge integrity is maintained on the drive in order not to endure knowledge loss now or in the foreseeable future.

  1. Run CHKDSK
  2. Format the drive on one other laptop
  3. Replace drive

Let’s see these options intimately. Before you try any restore on the drive, for preventive functions to keep away from knowledge loss, assuming the drive incorporates vital knowledge that you simply shouldn’t have a backup copy, you should utilize a free knowledge restoration software program like the MiniTool Power Data Recovery to try restoration of information/knowledge residing on the drive.



You can examine the arduous disk for errors, well being, and dangerous sectors in Windows 11/10 by way of the graphical interface or the command-line model by following these steps:

  • Press the Windows key + R to invoke the Run dialog.
  • In the Run dialog field, kind cmd after which press CTRL + SHIFT + ENTER to open Command Prompt in elevated mode.
  • In the command immediate window, kind the command beneath and hit Enter.
chkdsk g: /x /f /r


  • /f swap tells CHKDSK to repair any errors detected.
  • /r swap Identifies Bad Sectors and makes an attempt restoration and restores readable info.
  • /x swap forces the drive to be unmounted earlier than the course of begins.
  • g: represents the letter for the drive you need to examine for errors.

You will obtain the following message:

CHKDSK can not run as a result of the quantity is in use by one other course of. Would you want to schedule this quantity to be checked the subsequent time the system restarts? (Y/N).

Tap the Y key on the keyboard after which reboot your laptop to let CHKDSK examine and repair the errors on the laptop’s arduous drive. Alternatively, you should utilize CHKDSK different disk error-checking software program to restore dangerous sectors.

Read: DiskHalf error, Data error cyclic redundancy examine

2] Format the drive on one other laptop

Format drive as NTFS

As reported by some affected PC customers, for some bizarre purpose, they were ready to resolve the difficulty at hand and full the drive format operation with out dangerous sectors by formatting the storage media on one other laptop. Provided you were ready to get better the partition on the storage media utilizing a free Partition Recovery software program like TestDisk, you may observe the steps beneath to format the drive as NTFS.

  • Insert the USB flash drive into the USB port.
  • Open Device Manager.
  • Find Disk Drives and develop them.
  • Find the USB flash drive you need to format and double-click to open the Properties dialog field.
  • Click the Policies tab.
  • By default, the Optimize for fast elimination possibility is chosen, swap it to Optimize for efficiency after which click on OK.
  • Exit Device Manager.
  • Next, open File Explorer.
  • Right-click on the USB Flash Drive and choose Format.
  • In the Format dialog field, choose NTFS in the File system discipline.
  • Click the Start button and wait whereas the course of will probably be accomplished.

Once performed, your USB drive ought to now be formatted as NTFS on your Windows system.

Read: Diskpart has encountered an error, The media is write protected

3] Replace the drive

Although, if you need to proceed utilizing a tough disk with bodily dangerous sectors (not beneficial) which is technically unrepairable, what you are able to do is use some third-party instrument to block these sectors on the arduous disk and forestall the system and applications from making an attempt to write to these recognized dangerous sectors. You can run the S.M.A.R.T. Test to detect and report numerous indicators of drive reliability with the intent of anticipating imminent {hardware} failures. Nevertheless, it’s finest beneficial to get a substitute wholesome drive.

Read: Fix Hard Drive Error Code 2000-0146 on Windows laptop

I hope this publish helps you!

Now learn: Invalid media or Track 0 dangerous – disk unusable

Can formatting repair dangerous sectors?

Technically, dangerous sectors can’t be repaired, so formatting a drive with dangerous sectors gained’t restore the sectors. However, formatting ought to determine the dangerous sectors and forestall knowledge from being written on them. But remember although that in the event you do have dangerous sectors, it might be that the arduous drive is about to fail.

Does CHKDSK take away dangerous sectors?

Typically, PC customers will encounter dangerous sectors in two types that are tender dangerous sectors, which happen when knowledge is written badly, and the arduous dangerous sectors which happen due to bodily harm to the disk. CHKDSK makes an attempt to repair these issues by repairing tender dangerous sectors and marking arduous dangerous sectors, so that they gained’t be used once more.

Read subsequent: The disk doesn’t have sufficient area to substitute dangerous clusters.

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