Resolving 'Cyclic Redundancy Check' Error on Windows

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Ngày cập nhật gần nhất: 15/4/2026

Encountering the 'Cyclic Redundancy Check' error is quite common on Windows, especially on desktop computers. This issue arises when your hard disk is not in optimal condition due to factors like sudden power loss. To address the 'Cyclic Redundancy Check' error on Windows, follow the steps outlined in this article.

The 'Cyclic Redundancy Check' error is frequently encountered on Windows, and it has various causes. Typically, you may not notice this error until you perform actions like copying, deleting, or manipulating folders. Ignoring this issue for an extended period can lead to drive corruption and bad sectors.

Follow this guide to fix the 'Cyclic Redundancy Check' error on Windows.

Step 1: Open My Computer. Identify the problematic drive, right-click on it, and select Properties.

- Navigate to the Tools option and choose Check Now....

- A new dialog box appears. Select the options as shown below: check both Automatically fix... and Scan for and attempt..., then click Start to initiate the process.

Step 2: Launch Cmd in administrator mode, then enter the following command:

chkdsk X: /f /r Then press Enter. Here, X refers to the drive experiencing the Cyclic Redundancy Check error.

- Next, after completion, enter the following command diskpart and press Enter to execute the command.

- Once done, proceed by entering the command rescan. Press Enter to run it.

Now, check the drive. If the issue persists, your drive may have severe bad sectors. Consider using specialized tools for checking and repairing. Refer to Fixing HDD Bad Sectors with HDD Regenerator for guidance.

So now you've mastered fixing the 'Cyclic Redundancy Check' error on Windows. Thanks to that, you can use your computer's hard drive more effectively. Additionally, you may want to explore Signs to Identify a Faulty Hard Disk for timely measures when your HDD encounters such situations.

Frequently Asked Questions

What steps should I follow to fix the Cyclic Redundancy Check error?

To fix the Cyclic Redundancy Check error, first, open My Computer and right-click on the problematic drive to access Properties. Navigate to the Tools tab, select 'Check Now,' and choose options to automatically fix errors and scan for issues before clicking 'Start.'

Is the Cyclic Redundancy Check error serious and what causes it?

Yes, the Cyclic Redundancy Check error can be serious as it indicates potential hard disk issues, often caused by sudden power loss or drive corruption. Ignoring this error may lead to bad sectors and further damage to the drive.

How can I check for bad sectors on my hard drive?

To check for bad sectors on your hard drive, launch Command Prompt in administrator mode and run the command 'chkdsk X: /f /r,' replacing X with the drive letter. This will scan and attempt to repair any detected issues on the drive.

What should I do if the error persists after following the troubleshooting steps?

If the Cyclic Redundancy Check error persists, it may indicate severe bad sectors on your drive. In this case, consider using specialized tools like HDD Regenerator for advanced checking and repairing of bad sectors.

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