How to Fix “a Disk Read Error Occurred” in Windows 10, 8, and 7

“A disk read error occurred” message mostly appears when there is a partition issue in your hard disk. It is a warning which states that something went wrong in your hard drive. You may also see some instructions to restart your PC by pressing a combination of keys such as Ctrl+Alt+Del. Firstly, you should follow the on-screen instructions to see if a simple restart can solve it.

But what to do when you see the same message after every time you restart it? Then you have only one more thing left, to check the solution on the web and you are currently doing just that. If that’s the case, then read this article thoroughly to solve the error on your PC. Let’s get started.

Factors that can Cause the Issue

There are many things which can trigger this problem on your device. However, we have listed the most common things that cause this issue.

  • Insufficient RAM: It is one of the most common factors which trigger disk reading errors.
  • Loose wires or bad connections: If any component or device is not connected correctly to your CPU, then you can get this kind of errors. For example, loose hard disk connector cables, and burnt cables can make the error live.
  • Damaged or Corrupted Hard Disk: Many users tried everything they could, but finally, when they replaced their hard disk, the error disappeared. That means if you have inspected everything on your PC and still facing the error, then your hard drive might require a replacement.

How to Fix Disk Read Error Occurs on your Windows 10, 7 and 8?

Kindly note that this method will work in most of the operating systems such as Windows 7, 10, and 8. Let’s kick this problem out of your computer:

  1. Turn off your computer and plug out every connection from the power board.  Open the CPU and gently remove the RAM from its socket. To remove your RAM first locate your RAM, and then pull off the levers which are made to hold it in its place. Then pull out RAM out of the CPU. Now clean it with a soft and dry cloth.
  2. Plug it back to your computer.
  3. To test the RAM, press the Start key on your keyboard and then type mdsched into the search bar and then press the Enter key on your keyboard. Now follow the on-screen instructions to perform a RAM checkup.
  4. If the RAM is working, then you can move ahead and check other cable connections in your CPU. If any cable seems to be disconnected, then connect it back to its place.
  5. Now move towards your Hard disk and then remove the connector cables from it.
  6. Inspect the cables and see if there are any cuts on it. If the wire is entirely normal, then clean its sockets and plugs and put them back to their desired place.
  7. Now test your hard drive, remove the hard disk, and plug it into other working computer. If the computer boots normally, then your hard drive is okay. If the other working PC is not booting up, then it means that you have to change the hard disk.
  8. Before purchasing a new hard drive reset your bios settings and check your PC one more time. If nothing works, then change the faulty cable or parts.

Emily Johnson is a Norton product expert and has been working in the technology industry since 2002. As a technical expert, she has written technical blogs, manuals, white papers, and reviews for many websites such as norton.com/setup.

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