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Driver IRQL_LESS_OR_NOT_EQUAL is a common blue screen of death (BSOD) error that occurs on Windows 10. This error is usually caused by outdated or incompatible device drivers. When this error occurs, it can be frustrating and disruptive to your work. In this blog post, we will explore the various methods to fix the Driver IRQL_LESS_OR_NOT_EQUAL error in Windows 10. We will provide detailed steps and explanations for each method, allowing you to easily troubleshoot and resolve this issue.
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The Challenge of Fixing Driver IRQL_LESS_OR_NOT_EQUAL
Fixing the Driver IRQL_LESS_OR_NOT_EQUAL error can be a daunting task, especially for users who are not familiar with troubleshooting Windows errors. This error is typically caused by incompatible or outdated device drivers, which can make it difficult to identify the root cause of the problem. Additionally, the blue screen of death (BSOD) that accompanies this error can prevent you from accessing your computer and performing necessary repairs.
Things You Should Prepare for
Before you begin attempting to fix the Driver IRQL_LESS_OR_NOT_EQUAL error, there are a few things you should prepare for:
1. Have a backup of your important files: It’s always a good idea to back up your important files before making any changes to your computer. This will ensure that you don’t lose any data in case something goes wrong during the troubleshooting process.
2. Download the latest device drivers: In most cases, the Driver IRQL_LESS_OR_NOT_EQUAL error is caused by outdated or incompatible device drivers. To fix this error, you will need to have the latest version of the device drivers ready for installation.
3. Create a system restore point: Creating a system restore point can save you from potential headaches in case something goes wrong during the troubleshooting process. This will allow you to easily revert your computer back to a previous state if needed.
With these preparations in place, you are now ready to start fixing the Driver IRQL_LESS_OR_NOT_EQUAL error on your Windows 10 computer.
Method 1. How to Update Device Drivers via Device Manager
Updating device drivers via Device Manager is one of the simplest ways to fix the Driver IRQL_LESS_OR_NOT_EQUAL error. Follow the steps below to update your device drivers:
1. Open the Device Manager by pressing the Windows key + X and selecting "Device Manager" from the menu.
2. In the Device Manager window, expand the categories to locate the device driver that is causing the error. It is usually marked with a yellow exclamation mark.
3. Right-click on the device driver and select "Update driver."
4. Choose the "Search automatically for updated driver software" option.
5. Windows will now search for the latest driver software for your device and install it automatically.
6. Once the driver is installed, restart your computer to apply the changes.
Method 2. How to Update Device Drivers via Windows Update
Updating device drivers via Windows Update is another effective method to fix the Driver IRQL_LESS_OR_NOT_EQUAL error. Follow the steps below to update your device drivers:
1. Press the Windows key + I to open the Settings app.
2. Click on "Update & Security."
3. In the Windows Update section, click on "Check for updates."
4. Windows will now scan for available updates, including the latest device drivers for your hardware.
5. If any updates are found, click on "Download and install" to start the update process.
6. Once the updates are installed, restart your computer to apply the changes.
Method 3. How to Uninstall and Reinstall Device Drivers
Sometimes, the Driver IRQL_LESS_OR_NOT_EQUAL error can be caused by corrupted or incompatible device drivers. In such cases, uninstalling and reinstalling the device drivers can help resolve the issue. Follow the steps below to uninstall and reinstall device drivers:
1. Open the Device Manager by pressing the Windows key + X and selecting "Device Manager" from the menu.
2. In the Device Manager window, locate the device driver that is causing the error.
3. Right-click on the device driver and select "Uninstall device."
4. Check the box that says "Delete the driver software for this device" and click on "Uninstall."
5. After uninstalling the driver, restart your computer.
6. Windows will automatically reinstall the driver after the restart. If not, you can manually install the driver by downloading it from the manufacturer’s website and following their installation instructions.
Method 4. How to Perform a System File Check
System file corruption can also cause the Driver IRQL_LESS_OR_NOT_EQUAL error. Performing a system file check can help identify and repair any corrupt files. Follow the steps below to perform a system file check:
1. Press the Windows key + X and select "Command Prompt (Admin)."
2. In the command prompt window, type "sfc /scannow" (without quotes) and press Enter.
3. Windows will now scan for and repair any corrupt system files.
4. Once the scan is complete, restart your computer to apply the repairs.
Why Can’t I Resolve the Driver IRQL_LESS_OR_NOT_EQUAL Error?
There are several reasons why you might be experiencing difficulties resolving the Driver IRQL_LESS_OR_NOT_EQUAL error. Here are a few common reasons and their fixes:
1. Incompatible or outdated drivers: Ensure that you have the latest device drivers installed for all your hardware components. Visit the manufacturer’s website to download and install the latest drivers.
2. Hardware conflicts: Check if any new hardware you recently installed is causing conflicts with existing devices. Remove the newly installed hardware and see if the error persists.
3. System infections: Malware or viruses can also cause the Driver IRQL_LESS_OR_NOT_EQUAL error. Run a full system scan using a reliable antivirus program to detect and remove any infections.
Additional Tips
Here are some additional tips to help you troubleshoot and resolve the Driver IRQL_LESS_OR_NOT_EQUAL error:
1. Disable overclocking: If you have overclocked your CPU or GPU, revert them back to their default settings. Overclocking can cause instability and lead to the occurrence of the error.
2. Check hardware connections: Ensure that all your hardware components are properly connected to your computer. Loose connections can cause various errors, including the Driver IRQL_LESS_OR_NOT_EQUAL error.
3. Perform a clean boot: A clean boot can help identify if any third-party software or services are causing the error. To perform a clean boot, follow the instructions provided by Microsoft’s official support website.
5 FAQs about Fixing the Driver IRQL_LESS_OR_NOT_EQUAL Error
Q1: Why does the Driver IRQL_LESS_OR_NOT_EQUAL error occur?
A: The Driver IRQL_LESS_OR_NOT_EQUAL error usually occurs due to incompatible or outdated device drivers. It can also be caused by hardware conflicts, system infections, or corrupt system files.
Q2: How can I prevent the Driver IRQL_LESS_OR_NOT_EQUAL error from occurring in the future?
A: To prevent the Driver IRQL_LESS_OR_NOT_EQUAL error, make sure to keep your device drivers up to date, avoid installing incompatible hardware, and regularly scan your system for malware or viruses.
Q3: Can I use a driver update software to fix the Driver IRQL_LESS_OR_NOT_EQUAL error?
A: Yes, there are several driver update software available that can help you automatically update your device drivers. However, it is recommended to manually update your drivers using the methods mentioned in this blog post to ensure compatibility and avoid potential issues.
Q4: Is it necessary to perform a system file check if I encounter the Driver IRQL_LESS_OR_NOT_EQUAL error?
A: Performing a system file check is recommended as it can help identify and repair any corrupt system files that could be causing the error. It is a good practice to regularly perform a system file check to maintain the health of your Windows operating system.
Q5: What should I do if none of the methods mentioned in this blog post fix the Driver IRQL_LESS_OR_NOT_EQUAL error?
A: If none of the methods mentioned in this blog post resolve the error, it may indicate a more serious underlying issue. In such cases, it is recommended to seek professional help or contact Microsoft Support for further assistance.
In Conclusion
The Driver IRQL_LESS_OR_NOT_EQUAL error can be a frustrating issue to deal with on Windows 10. However, by following the methods and tips mentioned in this blog post, you should be able to troubleshoot and resolve the error effectively. Remember to always keep your device drivers up to date, perform regular system maintenance, and take necessary precautions to prevent the occurrence of this error in the future.