For example, it may prompt the WDCSAM64_PREWIN8.SYS error, indicating the WD driver impedes the process. Also, you can check our detailed guide about the Brusbsib.sys Incompatible Driver error and ways you can fix it.

What is WDCSAM64_PREWIN8.SYS?

WDCSAM64_PREWIN8.SYS is an old driver found in both Windows 10 and Windows 11. It is not an essential file in the computer, so its unavailability won’t cause any issues with the system. Furthermore, WDCSAM64_PREWIN8.SYS is a driver from Western Digital Technologies. The driver can get installed on your PC if you have any Western Digital hard disk drive or other devices.

What causes WDCSAM64_PREWIN8.SYS?

The error message is: Core Isolation Memory Integrity Fails to Enable Because of Incompatible Driver WDCSAM64_PREWIN8.SYS. It can occur on your PC for numerous reasons, such as:

Corrupt system files – The error may result from corrupt system files that have infected drivers. Also, the system file responsible for the Core Isolation process might be corrupt. Corrupt drivers – You may run into the WDCSAM64_PREWIN8.SYS incompatible driver error if the concerned driver is corrupt or outdated. That’s why you should learn how to easily fix driver issues in Windows 11. Driver Incompatibility issues – The version of the driver running on your PC might be incompatible with the OS you have installed. So, it results in the WDCSAM64_PREWIN8.SYS error.

Rest assured that we’ll take you through some basic steps to resolve the error.

What can I do if WDCSAM64 PREWIN8.SYS Core Isolation is turned off?

Before attempting any advanced troubleshooting steps, try the following:

Turn off background apps running in the background on your computer. Temporarily disable antivirus software on your PC. Restart Windows in Safe Mode and try to enable Memory Integrity on your device.

If you can’t fix the problem, proceed with the following solutions: SPONSORED

1. Remove the driver using the DISM and PNPUtil tool

Removing the driver can get rid of the interference it has with Memory Integrity. Check our guide on how to fix Command Prompt not working on your PC.

2. Update Windows Operating System

Updating Windows will fix the bugs causing errors on your PC and resolve compatibility issues affecting the driver. Read about fixing Windows not connecting to update service if the error occurs on your PC.

3. Update the wdcsam64_prewin8.sys driver and other concerned drivers

Updating the driver will resolve compatibility issues and fix bugs causing it to impede the Memory integrity processes on your PC.

4. Run an SFC scan

Running an SFC scan will scan and repair corrupt system files causing the WDCSAM64_PREWIN8.SYS error. Check how to fix the Run as administrator option if it’s not working on your PC. Alternatively, you may take a look at our guide on Wdcsam64.sys Memory Integrity Error on Windows 11 for more troubleshooting steps. If you have any questions or suggestions, kindly drop them below in the comments section.

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