Check HDD Bad Sector with Easy Ways

How to Check HDD Bad Sector in easy ways? Hard drive variants from the past until now are the same, because basically only internal and external HDD. Both hard drives have their respective uses, but the main function is the same.

The main function of the hard disk is to store important data, especially work data. If the hard drive is damaged, you must immediately repair the bad sectors on the hdd.

However, before starting to fix it, you need to check how far the bad sectors are. Is the condition still classified as soft bad sectors or hard bad sectors already?

3 Ways Check HDD Bad Sector

Well, it really happened that we have prepared a discussion on how to check hdd bad sectors through several methods. This method we present is not too complex so that ordinary PC / Laptop users can still follow:
  • CMD
  • Hard Disk Sentinel
  • Physical Hdd

Check with CMD

Not to forget this Windows default tool, namely Command Prompt (CMD). The use of CMD is often for PC users. The goal can be to find which hard drive has bad sectors.

Therefore, by using CMD you no longer need additional applications. So, here's how to check hard disks for bad sectors via CMD:

  • Run CMD by pressing the Win key + R then type CMD and press Enter
  • Enter the following CMD command wmic diskdrive get status and press Enter
  • A Status will appear stating the health of the hard drive (If "OK" means your hard drive is still normal)
Check HDD Bad Sector
  • If you think the command above is not accurate, use the following command CHKDSK C: and press Enter
  • Wait for the hard disk scanning process (it takes a long time if there is a lot of data)
  • When finished, scroll down until you find the words (size) KB in Bad Sector
Check HDD Bad Sector using cmd

Read it like this, for example finding a size of 1024 KB in Bad Sector, that's a sign that your hard drive has damaged files measuring 1024 KB or 1 MB. This should be addressed immediately by reading our review entitled how to fix hard disk bad sectors.

Meanwhile, if it only shows 0 KB in Bad Sector, it means that your hard drive is still healthy. So you don't need to fix it, just check it regularly.

Check the Physical Condition of the HDD

Check the Physical hdd

Hard disks that have bad sectors can be checked and known from a physical point of view. Usually the physical hard drive looks damaged or crackles every few minutes.

In addition, if you can check in detail, you will see a physical hard drive that is damaged and destroyed if it has been dropped/slammed before.

Check with Hard Disk Sentinel

Hard Disk Sentinel is an application made by a third party that is often used to check bad sectors on PC/Laptop hard drives.

This application has a more accurate level of accuracy than other similar applications. The proof is that we once had an HDD when we checked using the Sentinel software, the health was only 5%.

After that, we asked Windows to restart for scanning the hard drive. In fact, the scanning process took a very long time and as a result we declared the hard drive to have bad sectors.

How to check it then? here are the ways:

  • Run the browser then go to the following address hdd sentinel
  • Find the words Hard Disk Sentinel Professional (Zip), next to it click the Download button
hdd sentinel download
  • Wait for the download to finish, if you have extracted the file using Winrar
  • Click on the hdsentinel_pro_setup file then select Yes in the User Account Control window followed by selecting what language you want to use in the Sentinel application
  • Follow the given installation instructions and the application has been successfully installed on the system
  • Run the Hard Disk Sentinel application on your device, later in the Overview view you will see Performance, Health and Temperature
check hard drive hdd sentinel

How to read the information above? It's easy, here's the explanation:

  1. The left side window contains the HDD on your PC (Examples of names: ADATA SU650 and ST500LM030-2E727D)
  2. Underneath it, there is information on the remaining space (Free Space) used on your hard drive
  3. In the window on the right, there are several menus such as Overview, Temperature, S.M.A.R.T., Information, Log, Disk Performance & Alerts
  4. Tab Overview: To check the performance and health on the hard drive
  5. Temperature tab: To find out the temperature on the hard drive
  6. Tab S.M.A.R.T.: To check things on the hard drive (GDN, Power On Time Count and so on)
  7. Information tab: Provides hard disk information such as Hard Disk Summary, Logical Drive, ATA Information, Acoustic Management Configuration and others
  8. There is no need to explain the Log and Alerts tabs, because the two tabs are not crucial
  9. Performance tab: Checks the performance of your hard drive and also displays the Disk Activity graph

So that's more or less how to check HDD bad sector in 3 easy ways. If there is a shortage in conveying information, you can add it via comments and if it is useful we hope you share it on social media.

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