PxHIpa64.sys Memory Integrity: How to Fix Incompatible Drivers

Turning on memory integrity helps prevent malicious code from accessing high-security components in the event of an attack. However, enabling core isolation on Windows 64 can be challenging due to PxHIpa11.sys memory integrity errors encountered by users.

Therefore, we will outline various ways to solve this problem in this guide. Additionally, we have a similar article about Wdcsam64.sys memory integrity error and how to fix it on Windows 11.

What causes PxHIpa64.sys memory integrity?

The PxHIpa11.sys incompatible driver error on Windows 64 can have multiple causes. Some of the popular ones are:

• Interference from programs that use the PxHlpa64.sys driver – Software like Roxio uses the PxHlpa64.sys driver to run its processes on the system. These programs may interfere with Windows security, preventing the memory integrity feature from working properly.
• Outdated Drivers – Different drivers on your computer are responsible for various components and devices, including security systems. Therefore, if your system drivers are not updated, you may experience PxHIpa64.sys memory integrity errors when the kernel isolation feature is enabled.
• Corrupted System Files – Corrupted system files on PC can be caused by virus and malware infection. Therefore, they can infect other files, including the PxHIpa64.sys location, causing memory integrity errors whenever called.
• Bad Windows Updates – Installing an unstable Windows build may prompt issues with drivers and core isolation systems.

Other factors not mentioned here may also be the cause of PxHIpa64.sys memory integrity errors. Nonetheless, we will discuss some effective fixes to resolve this error.

How to repair PxHIpa64.sys memory integrity?

Before attempting any advanced troubleshooting steps, please apply the following checks:

• Close background apps that are running in the background on your computer.
• Temporarily disable the anti-virus software on your computer.
• Restart Windows in Safe Mode and check if the PxHIpa64.sys error still exists.

If you cannot resolve the error, proceed with the following solutions:

1. Disable PxHlpa64.sys via Registry Editor

1. Press the button to open "Run" dialog box, type regedit and then press to open the Registry Editor with administrator access. WindowsRCtrlShiftEnter
2. When prompted User Account Control ( UAC), click Yes.
3. Navigate to the following location: <strong>HKLM\SYSTEM\CurrentControlSet\Services\PxHlpa64.sys</strong>
4. On the right side of the screen, double-click " Start" REG_DWORD. Set the base of "Start" to hexadecimal, change the "Value Data" to 4, and click OK to save the changes.
5. Restart your PC and check if the error persists.

By adjusting the Registry Editor, you can access data that can be used to modify and stop PxHIpa64.sys file activity on your computer. If you run into problems, check out how to fix a corrupted registry.

2. Run DISM and PNPUtil tools in CMD

1. Left-click the "Start" button, type "Command Prompt", and then click "Run as administrator" option.
2. Click "Yes" on the User Account Control (UAC) prompt.
3. Copy this command and paste it, then press after each command: Enter<strong>dism /online /get-drivers /format:table</strong>
4. Under the Provider Name table, find the row that contains PxHIpa64.sys and make a note of Published Name.
5. Type the following command, replacing published name with the driver name and press: Enter<strong>pnputil /delete-driver oem5. inf /uninstall /force</strong>
6. # Restart your PC and check if the error persists.

Uninstalling the driver will eliminate any form of interference that is causing memory integrity functionality on your computer.

Expert Tip:

Some PC problems are difficult to solve, especially when they involve corrupted repositories or missing Windows files. If you are having trouble fixing errors, your system may be partially corrupted.
We recommend installing Restoro, a tool that will scan your machine and determine what the fault is.
Click here to download and start repairing.

Meanwhile, if Command Prompt isn’t working on your PC, feel free to check out the fixes in this guide.

3. Update Windows driver

1. Press the key to open Windows Settings. WindowsI
2. Navigate to the Windows Update tab and select the Advanced option.
3. Select optional updates.
4. Click the drop-down button on Driver Updates and check the list of available Updates.
5. Click the "Update and Install" button and wait for the driver to install.

Installing driver updates will fix compatibility issues caused by outdated drivers. Additionally, you can read more about how to update system driver packages on Windows here.

If you want to act quickly and get the latest Windows drivers, you can do this quickly with DriverFix, a dedicated software that scans your PC and updates drivers in a matter of seconds program.

4. Uninstall the latest Windows Update

"Settings
1. " application. WindowsIClick "Windows Update" and then select
"Update History".
2. Click the Uninstall Updates button and select the latest update.
3. Click
to uninstall.
Uninstalling the latest Windows updates will remove the most recently installed version, causing a PxHIpa64.sys memory integrity error.

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