Fix: Wdcsam64.sys Memory Integrity Error on Windows 11

Corrupt Windows files often cause the memory integrity error

by Vladimir Popescu
Vladimir Popescu
Vladimir Popescu
Managing Editor
Being an artist his entire life while also playing handball at a professional level, Vladimir has also developed a passion for all things computer-related. With an innate fascination... read more
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Alex Serban
Alex Serban
Windows Server & Networking Expert
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Affiliate Disclosure
  • Uninstalling the driver through Device Manager might not always fix the error.
  • Installing Autoruns usually resolves the wdcsam64.sys error.
  • Always install drivers from the official manufacture's website.
wdcsam64.sys memory integrity error

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Since Windows 11 launched, some users have experienced the memory integrity error often caused by an incompatible system file.

The wdcsam64.sys error prevents users from enabling core isolation. If you’re currently experiencing this error, we’ve got the perfect solutions to help you resolve the error.

What causes wdcsam64.sys memory integrity error?

The following are some of the most common causes of wdcsam64.sys memory integrity error:

  • Corrupt Windows Files – If your system has corrupt Windows system files, it can cause the wdcsam64.sys memory integrity error.
  • Incompatible Drivers – Incompatible drivers are one of the most common causes of the wdcsam64.sys error. If your PC is running on an incompatible driver, you’ll likely trigger the memory integrity error.
  • Virus and Malware -In rare cases, the wdcsam64.sys error is triggered when the system is corrupted with Viruses and Malware.

How do I resolve incompatible drivers for memory integrity?

If those quick fixes didn’t resolve the memory integrity error, here are a few advanced solutions you can attempt:

1. Delete WD Discovery using Sysinternals tool autoruns

  1. Visit the Microsoft Official Autoruns Download Page and download the zip file.
  2. After the download, press Windows key + E to open File Explorer.
  3. On the left pane, click on Downloads and locate the file you just downloaded. Right-click on the file i.e and select Extract all.
  4. After the extraction is completed, open the newly created folder, locate supporting.exe, and double-click the file to launch the app.
  5. Once the tool loads successfully, type wdcsam64 in the Quick Filter Search Box and hit Enter.
  6. Locate any item related to wdcsam64 and delete them.
  7. Restart your PC to enable memory integrity.

Autoruns is a tool designed specifically for Microsoft to identify software configured to run in a system when the device is booted or a user logs into their device.

2. Uninstall the Drivers through Programs and Features

  1. Press Windows key + R, type in appwiz.cpl in the dialog box, and hit Enter.
  2. In the Programs and Features window, locate WD Discovery, right-click on it and select Uninstall.
  3. In the next window, click on Uninstall.
  4. Press Windows key + E to open File Explorer.
  5. In the File Explorer window, hover on the See More tab and select Options.
  6. Navigate to the View tab and check the option to Show hidden files, folders, and drives.
  7. Then, click on Apply and close the window.
  8. On the left pane of File Explorer, click on Local Disk (C:), click on Users, and select the folder with your Username.
  9. Locate the .wdc file and hit the Delete key on your keyboard.
  10. Then, open AppData, navigate to Local and select the Temp directory.
  11. Highlight all the folders titled WD Discovery and delete them.

By uninstalling and deleting the files related to WD discovery, you should be able to fix the wdcsam64.sys memory integrity error.

3. Uninstall the app Using Device Manager

  1. In the Windows search bar, type in Device Manager and hit Enter.
  2. Click on View and select Show Hidden Files.
  3. Also, locate WD Drive Management devices, right-click on WD SES Device and select Uninstall.
  4. In the next popup window, check the option of Delete the driver software for this device, and click on Uninstall and restart your PC.

4. Check for Windows Update

  1. Press Windows key + I to open Settings.
  2. Click Windows Update and select Check for updates. If Windows detects available updates, they’ll be installed automatically.

Expert tip:


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If you run into an error while installing an update, you can uninstall the update in your Windows system to resolve any update errors.

5. Run an SFC Scan

  1. Type in cmd in the Windows search bar, and click on Run as Administrator to open the Command Prompt window.
  2. Type the following and hit Enter: SFC /scannow 
  3. Wait for the scan to finish.

Windows Resource Protection may indicate that the SFC program detected no integrity issues or found corrupt or broken files but could not repair some of them.

If Windows displays the message Windows Resource Protection discovered corrupt files but was unable to fix some of them, you’ll need to run a DISM scan.

If you want to use an automatic alternative for SFC and DISM scans, you can try Restoro because it offers a thorough scanning report of your corrupt or missing OS files, and ultimately finds healthy components as replacements.

Further, The wdcsam64.sys error is usually triggered by incompatible Drivers. If you’re installing drivers manually, ensure that you install the latest version from the official manufacturer’s website.

In conclusion, you can leave your questions and suggestions below in the comments section if you have any regarding this guide.

Still having issues? Fix them with this tool:


If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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