Ssudbus.sys Memory Integrity Incompatible Driver, Learn Top Tips

Is the ssudbus.sys memory integrity problem in Windows 11/10 system bothering you? Incompatible drivers prevent you from using the memory integrity feature? Don't worry, this article will provide three simple and effective solutions.

What is the ssudbus.sys driver?

The ssudbus.sys file belongs to the Samsung USB Composite Device Driver (MSS Version 3). It allows Samsung mobile devices to interact with Windows systems, enabling smooth communication and data transfer. The driver is signed by Samsung Electronics Co., Ltd.

ssudbus.sys memory integrity issue (Windows 11/10)

Windows 11/10 includes a security feature called Core Isolated Memory Integrity that protects the system from complex attacks attempting to insert malicious code into high-security processes.

For this feature to run optimally, all drivers in the system must be fully compatible. Otherwise, the Memory Integrity button will be grayed out and this feature cannot be enabled. Usually, incompatible driver errors prevent it from activation.

Click the "View Incompatible Drivers" link to view the drivers that are causing the problem. Generally, STTub30.sys, ssudbus.sys, ssudmdm.sys, BrUsbSIb.sys, Wdcsam64.sys, Ftdibus.sys, etc. may be incompatible drivers that cannot enable memory integrity.

Among them, ssudbus.sys and ssudmdm.sys are related to Samsung mobile devices. This article will explain how to fix the ssudbus.sys memory integrity issue. Of course, these methods also work with ssudmdm.sys incompatible drivers. Let's go to the next section to find solutions.

How to fix ssudbus.sys incompatible drivers

Method 1: Rename ssudbus.sys in the System32 folder

Renaming the problematic drivers (such as ssudbus.sys or ssudmdm.sys) can effectively prevent them from loading. So you can try this method to fix incompatible driver errors.

Step 1: Press Win E to open the File Explorer for Windows 11/10.

Step 2: Navigate to the path – C:\Windows\System32\drivers .

Step 3: Enter ssudbus.sys or ssudmdm.sys in the search bar in the upper right corner and find the file, right-click it, and select Rename. Next, add the .old extension.

Step 4: Restart the computer to apply the changes.

Method 2: Uninstall the ssudbus.sys driver

Uninstalling an incompatible driver is a good solution based on user feedback that has been experiencing the same problem. You can follow these steps:

Step 1: Open Windows 11/10 Device Manager via the Win X menu.

Step 2: Expand the categories related to USB controller or mobile devices. It depends on the location of the Samsung driver. Simply right-click any Samsung-related drivers and select Uninstall Device.

After uninstalling, restart the computer and check if the ssudbus.sys memory integrity issue still occurs in Windows 11/10.

Method 3: Update the ssudbus.sys driver

If you still need to use Samsung mobile devices, you can choose to update the driver to the latest version to resolve the ssudbus.sys memory integrity issue.

In Device Manager, right-click the device driver and select Update Driver. Then, click Automatically search for drivers. Alternatively, you can download and install the Samsung Mobile USB Composite Device Driver online to your computer.

After fixing the ssudbus.sys incompatible driver error on Windows 11/10, you should be able to enable Memory Integrity – Turn on Windows Security through the system's search box, click Device Security > Core Isolation Details , and switch the Memory Integrity switch to On .

Related articles: Windows 11 Memory Integrity is turned off? — Here are six repair methods

Conclusion

Does the ssudbus.sys memory integrity issue in Windows 11/10 system or the ssudmdm.sys incompatible drivers bother you? After trying these three methods, you should be able to solve this problem easily. Take action now!

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