[Fixed] Driver irql less or not equal error on Windows 10

BSOD or Blue Screen Of Death can be quite frustrating if you keep facing it. This error crashes your system, and it may restart several times during the process.

‘Driver IQR Not Less Or Equal’ error is a common BSOD error that you might encounter on your PC. This error will display a blue screen on your PC, and your PC will stop working.

You will have to restart your PC or wait for it to automatically restart. This error may keep on occurring and may prevent you from using your PC. If you are facing this error, then in this article, we will be discussing how you can fix it. 

Cause Of ‘Driver IQRL Less Or Not Equal Error’

Before getting to the troubleshooting steps one should know the reason for it to occur. There are various reasons as to why you may encounter this error.

Given below are a few reasons why you may face this error:

  • The very first reason for this error to occur is the corrupt system files. If your PC has corrupt system files, then also you may encounter this error. 
  • Another reason for you to encounter this error is the incompatible device drivers. 
  • If the software is not installed properly, or if you have tried to install a damaged software file then also you are most likely to encounter this error. 

Fixing ‘Driver IRQL Less Or Not Equal’ Error

Given below are some fixes for the ‘Driver IRQL Less Or Not’ error on Windows 10-

Updating Network Drivers

If you are facing this error, then you should try updating network drivers. To update network drivers, follow the steps given below-

  • In the start menu, search for device manager and open it. 
  • Now in the device manager, expand the network adapters option by double-clicking on it. 
  • Here select your network adapted, right-click on it, and then click on update drivers. This will update your network drivers. Once the network drivers are updated, restart your PC and you will no longer face the issue. 

You can either use third-party software to update your drivers. Third-party software will automatically update your drivers. You can use third-party software like Driver Booster or DriverPack Solution to update your drivers automatically. 

Delete ASUS AI Suite

If you are using the ASUS AI Suite on your PC, then you should try uninstalling it. ASUS AI Suite is a powerful overclocking tool that comes on ASUS PCs to enhance the performance of your PC.

However, sometimes overclocking the performance of your PC through this app can cause a ‘Driver IRQL Less Nor Not Equal’ error on Windows 10. 

If you did encounter this error, then you should prefer uninstalling this software, and then check if you still get the error. However, if you are using any other overclocking app on your PC, then you may prefer uninstalling that as well. 

Update The VPN

People use VPN software to protect their privacy online, but many times a VPN software may also cause this error. If your VPN is outdated, then also you may face this error.

It would be recommended if you update your VPN software and then check if you get the error. Updating the VPN software should most probably fix the error for you

If that doesn’t solve the error, then you should try uninstalling the VPN software that you use and then check if you still encounter the ‘Driver IRQL Less Or Not Equal’ error or not.

If uninstalling the VPN solves the problem for you, then probably you were facing this error because of the VPN services. If you still encounter the error, then you should move to the next step.

Disable Firewall

Many users have reported facing this error due to a third-party Firewall on their PC. Windows Defender Firewall will not cause this error, so if you are facing this error this is most probably because of a third-party Firewall.

You should try uninstalling or disabling the third-party firewall on your PC, and you will no longer encounter the error.

If you do not have a dedicated Firewall app, then try disabling the Firewall on your Antivirus. If you are using any antivirus software, then it will have an in-built Firewall.

You should try disabling it, and then check if you get the error. If that doesn’t work then you should completely remove the antivirus software and check if the error persists or not. 

Check Your Hardware

The most common reason for blue screen errors to occur is incompatible or faulty hardware. For instance, if you expanded the RAM, but it was incompatible with your PC, then you are most likely to get this error.

You can also face this error because of faulty hardware. Visit an IT expert and get your PC checked. They will tell you if the hardware is incompatible or faulty. You may try replacing the faulty or incompatible hardware, and you will no longer face the error. 

Reset Windows 10

If you still face this error, then you should reset your Windows 10. But before resetting Windows 10, ensure you take a backup of your files. To reset Windows 10, follow these steps-

  • Press the Windows + I key combo to open settings on your PC. 
  • Head to the Update & security section in the settings. 
  • Here, click on the recovery option from the left sidebar. 
  • In the recovery section, you will see the Reset this PC option. Under this click on get started. 
  • When you click on this option, you will be asked whether you want to keep the files, or remove everything. Select the option as per your preference. 
  • Now follow the on-screen instructions to reset your PC. 
  • Your PC will restart several times during this process. Once your PC has been reset, you will be headed to the Windows 10 setup. Setup the Window, and continue using your PC without any error. 

You can either install a fresh version of Windows 10 on your PC. Follow the steps given below to install clean install Windows 10-

  • Download the Windows 10 media creation tool from the official website, and run it on your PC. 
  • When you run the setup, you will be asked to accept the license terms. Accept it to continue with the setup. 
  • You will be given two options whether to upgrade the current PC or create installation media. Select Create installation media option, and click on Next.
  • Media Creation Tool will start downloading Windows for your PC. 
  • Next, you will be asked whether you want to want to download the ISO or create an installation media. Choose the create bootable media option. 
  • Next, you will be asked to insert a USB drive that has at least 8GB of storage. 
  • Once done, continue with the process. Follow the on-screen instructions, and the tool will create bootable USB media for you. 
  • After the process is completed, close the setup, and shut down your PC. Insert the USB drive which you made bootable.
  • Press the power button to turn on your PC. As soon as you press the Power button, you will have to access the boot menu. You can do so by pressing ESCF2F10, or F12. The key to accessing the boot menu may vary depending on your PC. You may search on the internet for the key to access the boot menu for your PC. 
  • Now select your USB drive. This will take you to Windows 10 setup. Follow the on-screen instructions to be able to install a fresh version of Windows 10. 

After doing so, you will no longer face the issue on your PC, and you will be able to use your PC without encountering the ‘Driver IRQL Less Or Not Equal’ error.


That’s how you can fix the ‘Driver IRQL Less Or Not Equal’ error. Follow the steps mentioned in this article carefully, and you will no longer face the issue. We hope this article helps solve the issue you were facing. 

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