What causes an Incompatible driver to disable Memory Integrity in Windows 11?

If the Memory integrity setting continued to remain enabled, then it would prevent incompatible drivers from loading. Now blocking these drivers might cause unwanted or unexpected behaviors, and so the operating system prefers to disable Memory integrity instead and allows these drivers to load. Some drivers that are known to cause this issue are – ftdibus.sys, igdkmd64.sys, pxhlpa64.sys, brusbisib.sys, tib,sys, Wdcsam64.sys, STTub30.sys, etc.

Incompatible driver turns off Memory Integrity in Windows 11

If Windows Security lists an Incompatible driver and disables Memory Integrity in your Windows 11, here are the steps you can take to fix the issue. You should know that Microsoft does not recommend that you delete drivers to attempt to restore these settings. Now let us see the steps in detail.

1] Identify the driver that is preventing Memory Integrity from being enabled

Faulty drivers could prevent Memory Integrity from being enabled. While the driver that is causing the problem will be listed there, and you can use that information, you can also use the Driver Verifier Manager to check all drivers and see if any more faulty drivers are present. Here’s how you can do it:

2] Update the driver using Windows Update or download it from the manufacturer’s website

Once you have verified the faulty driver, it’s time to fix it. Run Windows Update and see if any driver updates are available under Optional Updates. Here’s how: You can also download and install the latest drivers directly from the manufacturer’s website. These two are the safest option out there. Fix: Windows Memory Diagnostic not working; Displaying no results

What is pxhlpa64.sys?

PxHlpa64.sys is the Sonic CD/DVD disc driver system driver file that allows your Windows device to communicate with hardware and connected devices. This process is usually installed as a part of DVD drivers. It runs all the time to check for updates and notify users when they get an instant message.

How do I get rid of Incompatible drivers for Memory integrity?

To restore memory integrity settings, check driver incompatibility by seeing if the updated and compatible driver is available through a Windows update. Blocking these drivers can make your device behave abnormally. However, Microsoft doesn’t recommend deleting drivers to restore these settings.

How do I change Memory integrity in Windows 11?

To change the Memory Integrity setting in Windows 11, you need to open the Windows Security first. For that, search for core isolation in the Taskbar search box and click on the individual search result. Find the Memory integrity option and toggle the corresponding button to turn it on or off.

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