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How can the problem that Windows 11 is experiencing, which is that how to fix ‘BrusbSib.sys incompatible driver’ issue in Windows? You can refer to this post that we have written if you are looking for the answers to the questions that were presented earlier. Core isolation is a feature of the Windows 11 operating system that gives you the ability to safeguard your machine from potential security risks. By preventing applications from accessing areas of the memory that they should not be able to access, memory integrity is another characteristic that stops apps from doing so.
It is possible that you will see the error message “BrUsbSIb.sys incompatible driver preventing memory integrity from functioning” when you attempt to turn memory integrity around. A computer’s ability to interface with other devices is contingent upon the presence of drivers, which are pieces of software. There are certain drivers that are pre-loaded on your computer and are installed immediately whenever you attach a device to it. There are some that might already be installed on your computer. Here are the ways how to fix ‘BrusbSib.sys incompatible driver’ issue in Windows.
What are BrUsbSIb.sys Error Messages?
In the event that you are experiencing problems with BrUsbSIb.sys, there are a number of possible explanations for this. The Blue Screen of Death (BSOD) bug is responsible for the majority of the problems that occur with system files. It is possible for these BrUsbSIb.sys errors to be caused by hardware issues, outdated firmware, faulty drivers, or other software-related issues (for example, Windows update and other software-related problems).
Here are some examples of these mistakes: The ssudbus.sys file is associated with the Samsung USB Composite Device Driver (MSS Ver.3) product. It makes it possible for a Samsung mobile device to engage with the Windows operating system, which results in a seamless communication and data transfer, respectively. The signature of Samsung Electronics CO., LTD. is included on it.
Causes of the ‘BrusbSib.sys incompatible driver’ issue in Windows
- Drivers That Are Outdated or Not Compatible: The BrusbSib.sys file is linked to drivers for USB devices. The “incompatible driver” error can happen when USB drivers are out of date or don’t work with other systems.
- Damage to the driver: If the BrusbSib.sys driver file or other system files linked to it gets damaged, it can make other files not work with it. This damage could be caused by malware, bad shutdowns, or other problems with the system.
- Interference with Third-Party Software: Some third-party programmes or apps can clash with USB drivers, making them not work properly. This could be anti-virus software, tools for making the system run faster, or other programmes that work with hardware.
- Problems with Windows Update: Driver conflicts can happen when Windows updates go wrong or installs aren’t finished. For a stable system, making sure that your operating system is up to date is very important.
- When you get malware or a virus: System files, like drivers, can be damaged by malware or viruses. It is important to use trusted antivirus software to do a full scan for malware.
- Issues with Hardware: Driver conflicts can happen when USB ports or devices attached to them are physically broken. Check to see if your USB ports are working properly, and then try connecting the device that isn’t working to a different port.
- Bugs in the registry: Compatibility problems can happen when there are mistakes in the Windows settings that have to do with USB drivers. Using trusted tools to clean the registry or fixing registry entries by hand might help fix the issue.
How to fix ‘BrusbSib.sys incompatible driver’ issue in Windows
Boot into Safe Mode

- Restart your computer.
- Press the F8 key repeatedly during the boot process until the Advanced Boot Options menu appears.
- Select ‘Safe Mode’ and press Enter.
Uninstall the Incompatible Driver
- Right-click on the Start menu and select ‘Device Manager.’
- Locate the problematic driver (‘BrusbSib.sys’) under the relevant category (e.g., Universal Serial Bus controllers).
- Right-click on the driver and select ‘Uninstall.’
- Follow the on-screen instructions to complete the uninstallation.
Update Device Drivers
- Right-click on the Start menu and select ‘Device Manager.’
- Right-click on the device category (e.g., USB controllers) and choose ‘Update driver.’
- Select ‘Search automatically for updated driver software.’
- Follow the on-screen instructions to install any available updates.
Use Autoruns
- Get Autoruns for Windows from the website.
- Find the Downloads folder or any other place that it says to put your files.
- When you are done, right-click on the ZIP file and choose “Extract to Autoruns.” Then, go into the folder.
- Choose the correct version: Autoruns.exe for 32-bit Windows and Autoruns64.exe for 64-bit Windows.
- Pick out the right EXE file and right-click on it. Then choose “Run as administrator.”
- Click Yes in the UAC box.
- Type the name of the driver that’s giving you trouble (in this case, BrusbSib.sys) into the search box at the top.
- If you find any items that have to do with drivers, right-click them and choose “Delete.”
Perform Windows Update
- Go to ‘Settings’ > ‘Update & Security.’
- Click on ‘Windows Update’ and select ‘Check for updates.’
- Install any available updates.
Turn on Virtualization-Based Security in Local Group Policy
- Windows will search for “Local Group Policy.” Type it in and press “Enter.”
- Go to System > Device Guard in Computer Configuration > Administrative Templates.
- Select “Turn On Virtualization Based Security” and press “D” twice.
- Change it to “On” and click “OK.”
- You will need to restart your computer for the changes to take place.
Conclusion
BrUsbSib.sys, a driver that was produced by Brother Industries Ltd., has been discovered to cause incompatible driver issues with certain Windows 11 features. This is especially true with the memory integrity option that is located under core isolation in the Device Security section of Windows Security. This bug prevents the memory integrity option from being enabled, which in turn compromises the possible security aspects of your system. The purpose of this essay is to present a solution to this problem that is broken down into steps.
Questions and Answers
When it comes to Windows 11, the drivers are the key reason why memory integrity is not functioning properly. It is highly possible that you may experience this issue the moment they become corrupt or out of date. It is also possible that the memory integrity feature will stop functioning if your computer is equipped with drivers that are not compatible with one another.
When you activate the Memory integrity setting, you can assist in preventing malicious code from gaining access to high-security processes in the event that an attack is launched against your system. For additional information regarding memory integrity and Core Isolation, please go to Core isolation.
The fact that Windows 11 has more features and programmes than Windows 10 causes it to consume more RAM than Windows 10. There is a possibility that you will not experience any performance issues with Windows 11 because the memory management is so good. Depending on the amount of random-access memory (RAM) that you have installed, the system will automatically distribute a greater or lesser amount of resources to various programmes.