When trying to connect an external hard drive, SD card, USB drive, or other storage media to a Windows 11 or Windows 10 device, you may receive the "The parameter is incorrect" error message. This error prevents you from accessing the drive's files or opening the drive's folder path. If not resolved in a timely manner, it may result in the loss of important files and data. This tutorial will show you what to do if you discover this unusual problem in any external drive.

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  1. Part 1: Overview of the Parameter Is Incorrect
  2. Part 2: Recover Data from Hard Drives with "Parameter Is Incorrect" ErrorHOT
  3. Part 3: How Do I Fix the Parameter Is Incorrect?

How to Fix “The Parameter is Incorrect” Error on External Hard Drive in Windows 10/8/7?

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Part 1: Overview of the Parameter Is Incorrect

1. What does the parameter is incorrect mean?

The error the parameter is incorrect prevents you from opening the device and accessing your data in Windows 10/8/7. It typically attacks an external hard drive, USB flash drive, or SD memory card and displays the message 'Location is not accessible, the parameter is incorrect.'

2. The Main Causes of this Error

This error has been observed to occur as a result of one of the following factors:

  • Cause 1: The first cause is an out-of-date version of Windows.
  • An outdated version of Windows is the most common cause of this error. If this is the case, the user should apply the hot fix to resolve the issue.

  • Cause 2: Incorrect decimal symbol configuration
  • This error may occur in languages and locales other than English (US) if the decimal symbol is set to a value other than "." (dot).

  • Cause 3: Corrupted system files
  • A corrupted or missing system file is another possible cause of this error. This can occur as a result of disc write errors, power outages, or virus attacks.

If you follow the steps in the following sections, you will be able to retrieve all of the data if the drive is not accessible the parameter is incorrect due to many reasons. You will also successfully remove the error from your hard drive, external hard drive, USB, SD, and so on.

Part 2: Recover Data from Hard Drives with "Parameter Is Incorrect" Error

When you experience parameter error, you may not be able to access the data on the external drives. Before fixing the issue, it's recommend to use a professional data recovery tool to retrieve files from affected drives. Tenorshare 4DDiG can recover data from external hard drives lost due to formatting, deletion, virus attack, and other causes for all brands of devices, including Buffalo, WD, Seagate, Toshiba, Samsung, Lacie, Silicon, ADATA, and others. Now, go through the three steps to recover lost data from external hard drives.

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  1. Connect and Choose the External Hard Drive
  2. To proceed, download and install Tenorshare 4DDiG Windows Data Recovery. Start the application, connect your lost data external hard drive to your PC, and then select the external hard disc to begin scanning.

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  3. Scan the External Hard Drive
  4. 4DDiG immediately searches the external hard drive for missing data, and you can pause or stop the search at any time if you've found the files you want to recover. The Tree View contains categories such as Deleted Files, Existing Files, Lost Location, RAW Files, and Tag Files. You can also use File View to look at file types like Photo, Video, Document, Audio, Email, and others. Furthermore, on the left side of the panel, you can search for target files or use Filter to narrow your search.

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  5. Examine and Recover Data from an External Hard Drive
  6. After locating the target files, you can preview and recover them to a secure location. Please do not save to the same partition where you lost your data in the event of disc overwriting and permanent data loss.

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Part 3: How Do I Fix the Parameter Is Incorrect?

Fix 1: Perform a Quick Scan Check

Scan the problematic drive with the utility to see if that resolves the problem.

Step 1: Open File Explorer, right-click the affected drive, and then choose Properties from the context menu.

Step 2: Navigate to the Tools tab and press the Check button.

Step 3: To proceed, click Scan and fix drive.

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Fix 2: Run CHKDSK

Step 1: Take note of the drive letter of the affected disc before proceeding. In this tutorial, we'll use the File Explorer to scan the USB Drive labeled F.

Step 2: This may differ depending on the number of discs connected to your computer. Select Command Prompt from the Start Menu by right-clicking it (Admin).

Step 3: Type chkdsk, then leave a space, type the drive letter followed by a colon (F: in this case), then leave a space, type /f, then leave a space, type /r, and then press Enter. The command should be written as follows: F: chkdsk /f /r

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Step 4: The Check Disk utility will run the command and scan the drive for errors and bad sectors; this may take a few minutes depending on the size of the disc and the number of files on it. Following the scan, the Chkdsk tool will notify you if it discovered a problem or bad sectors.

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Fix 3: Run SFC Scan

The issue that external hard drive parameter is incorrect most commonly occurs when system files are missing or corrupted within the computer system. System File Checker (SFC) is a Windows program that may be used to scan for corrupted system files. The tool will locate and correct the files for you automatically.

Step 1: Open Windows Command Prompt.

Step 2: Input SFC /scannow in the black window and hit Enter.

Step 3: Exit command prompt when the scanning process completes.

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Restart your computer and reconnect your device to see whether the issue has been addressed.

Fix 4: Check the Virus

If a virus infection is responsible for the "Parameter is incorrect" error, the Check Disk utility and System File Checker may not be able to resolve the issue. Scan the affected drive with antivirus software to see if it detects any viruses or malware. If you don't already have an antivirus, take a look at our guidelines for the best virus scanners that will destroy any virus.

Fix 5: Use DISM.exe

In some cases, the parameter error is caused by incorrect software installation. Run DISM.exe to repair Windows installations in such cases. To run DISM.exe, perform the following steps:

Step 1: Launch Command Prompt in Administrator mode.

Step 2: Run: DISM.exe /Online /Cleanup-image /scanhealth.

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Step 3: Wait for the process to complete, and then attach the outer driver, users should have no problems.

Fix 6: Update Disk Drive and USB Driver

If the drive not accessible parameter incorrect windows 10 for an internal or external disc are out of date or malfunctioning, you may be unable to access it. To check the status of the affected disc and update its drivers, follow the steps below.

Step 1: In the File Explorer, right-click the disc and select Properties.

Step 2: Browse to the Hardware tab to view the drivers that are powering the disc. Check the Device Properties section after selecting a disc drive.

If the Device status does not show "The device is working properly," there is a driver issue. Even if everything is fine, proceed to the next step to update the drivers.

Step 3: Choose a driver and then click Properties. You should update all of the drivers on the list because you never know which one is causing the "The parameter is incorrect" error.

Step 4: Select Change settings from the General tab.

Step 5: Go to the Driver tab and select Update Driver.

fix the parameter is incorrect windows 10

Step 6: Select automatically search for updated driver software.

Windows will look for the most recent version of that driver on your computer as well as online. Make sure your PC is connected to the internet, either via Wi-Fi or Ethernet, for the best results. Repeat these steps for all disc drives then restart your computer and try to open the disc again.

Fix 7: Change Decimal Settings

Parameter errors can be caused by a syntax error in the date-time format. To ensure that this is not the case, take the following steps.

Step 1: Open the "Control Panel -> Clock and Region" menu.

Step 2: Select "Region: Modify date, time, or number formats."

Step 3: Go to "Additional settings" and make sure the decimal symbol "." is used.

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Fix 8: Reformat the Drive

If none of the above methods work, the external drive is most likely corrupt, which can only be repaired by reformatting. In case of the parameter is incorrect windows 10, navigate to the "This PC" menu, select the external drive, right-click, and select "Format." Formatting the drive will eventually erase all data on it, you can still recover the data from formatted drive with a professional data recovery tool.


The steps outlined above will assist in resolving the "The parameter is incorrect" error in both Windows 11 and Windows 10. Furthermore, to keep the system optimized and avoid future issues, we recommend running the best PC data recovery tool. You can also perform all of the actions with just a few clicks. This program allows you to recover a wide range of files from various IT environments, such as hard drives, partitions, and digital cameras. The program safeguards the most widely used operating systems, including Windows, Mac, and Linux. It also saves you time by allowing you to preview recoverable files before committing to lengthy recovery processes. Tenorshare 4DDiG may be the right choice for your organization if you need a comprehensive data recovery software product that can recover files and information from your IT ecosystem.

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