Solve the error of Wdcsam64.sys memory integrity in Windows 11 system

Some Windows 11 users reported encountering Wdcsam64.sys memory integrity errors in Windows Security Center. This article provides several solutions. This error usually occurs when core isolation is enabled, Wdcsam64.sys is a WD external storage driver developed by Western Data Technology. Problems can be caused by corruption of system files, incompatibility of drivers, or viruses and malware.

The following provides step-by-step guidance to resolve wdcsam64.sys memory integrity errors in Windows 11 systems.

Method 1: Uninstall WD Discovery through the control panel

Uninstalling the WD Discovery software can resolve wdcsam64.sys memory integrity error. The steps are as follows:

Step 1: Press the Windows R key at the same time to open the run window. Enter appwiz.cpl and click OK to open the program and function.

Step 2: Find WD Discovery , right-click and select Uninstall . Follow the on-screen instructions to complete the uninstallation.

Step 3: Press Windows E key at the same time to open File Explorer.

Step 4: Click View Options and select Options . Go to the View tab, check Show hidden files, folders, and drives , and then click Apply .

Step 5: Go to local disk (C:) > User . Double-click your username folder. Find the .wdc folder and delete it.

Step 6: Go to AppData > Local > Temp . Delete all folders named WD Discovery .

Step 7: In the same way, find and delete the following folder:

• C:\Users\USERNAME\AppData\Local\Western Digital\WD Discovery
• C:\Users\USERNAME\AppData\Roaming\WD Discovery
• C:\Users\USERNAME\AppData\Roaming\WDDesktop
• C:\Users\USERNAME\AppData\Roaming\Western Digital\WD Discovery
• C:\Users\USERNAME\AppData\Roaming\Western Digital\WDDesktop
• C:\Program Files\WD Desktop App
• C:\Windows\System32\Drivers\wdcsam64.sys

Method 2: Use Autoruns to delete projects related to Wdcsam64

Sysinternals tool Autoruns can help you delete projects related to Wdcsam64, thereby fixing wdcsam64.sys memory integrity errors in Windows 11 or 10.

Step 1: Visit the relevant page to download Autoruns.

Step 2: Unzip Autoruns.zip and run the application.

Step 3: Enter wdcsam64 in the search box and press Enter .

Step 4: Find the items related to wdcsam64 and delete them.

Method 3: Uninstall the WD SES device driver

Uninstalling the WD SES device driver can also resolve wdcsam64.sys memory integrity errors.

Step 1: Enter Device Manager in the search box.

Step 2: Click View > Show Hidden Devices .

Step 3: Find the WD driver management device . Right-click on WD SES Device and select Uninstall .

Method 4: Run SFC and DISM

Running SFC (System File Checker) and DISM (Deployment Image Services and Management) can fix corrupt system files, thus fixing wdcsam64.sys memory integrity errors.

Step 1: Run the command prompt as administrator. Enter sfc /scannow and press Enter .

Step 2: After completion, restart the system. If the problem persists, run the command prompt as administrator again.

Step 3: Then enter the following commands and press Enter after each command:

• DISM /Online /Cleanup-Image /CheckHealth
• DISM /Online /Cleanup-Image /ScanHealth
• DISM /Online /Cleanup-Image /RestoreHealth

Summarize

This article describes how to fix wdcsam64.sys memory integrity error. If the above method is invalid, please try other solutions or seek professional technical support.

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