How to fix Driver_IRQL_NOT_LESS_OR_EQUAL Windows 10 Error

Here in this page, we'll show you how you can fix this Driver irql not less or equal error in Windows 10 OS.

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If you want to fix Driver_IRQL_NOT_LESS_OR_EQUAL Error without hiring a professional, look no further! We’ve made a quick fix guide that won’t cost you a dime, just a few minutes of your time. Please follow the following methods how to fix this issue.

driver irdl error

Error message: “Your PC ran into a problem and needs to restart. We’re just collecting some error info, and then we’ll restart for you. If you’d like to know more, you can search online later for this error. Stop Code: DRIVER_IRQL_NOT_LESS_OR_Equal

Background

Before discussing the solution, it’s important to have a brief background of the problem. A Driver_IRQL_NOT_LESS_OR_EQUAL error, which appears alongside a blue screen as shown below indicating faulty drivers is caused by; corrupt system files, a damaged hard disk and corrupt, improperly configured or outdated drivers. Malware or virus infections can also cause the error among other problems.

The error can be traced to network drivers particularly the ndis.sys system file (when an incorrect memory address is used). The error can also be caused when full network drivers are broken, or they have errors.

Solution

You can troubleshoot the error in a number of ways. Below are 5 solutions for the problem. Follow the following methods to fix Driver_IRQL_NOT_LESS_OR_EQUAL Error Windows 10.

Methods

Method 1: Check your hardware & software

If you are unable to access your computer after seeing the blue screen Driver_IRQL_NOT_LESS_OR_EQUAL error, check hardware that you recently changed or added. For instance, check your RAM slots and clean any dust that may have accumulated there.
You should check all the hardware components that have been touched, added or changed recently. If you are lucky enough to access windows, attempt a clean boot to find the programs causing the 0x000000D1 error.

Performing a Windows 10 clean boot

Step 1: Open “Run” dialog box using shortcut keys WIN + R. Alternatively, right-click on the start menu and select Run. Proceed by typing msconfig in the Run dialog box then click OK or press the ENTER key.
clean-boot-1

Step 2: Click on the General tab and choose selective startup. Proceed by unchecking the load startup items.
clean-boot-2

Step 3: Select the services tab, check the “hide all Microsoft services” and click on Disable all.
clean-boot-3

Step 4: Click OK and Restart.
You could also uninstall recently installed software as such software could be causing the problem.

Method 2: Uninstall network drivers

Since the error tends to occur during startup preventing you from starting Windows normally in some instances, you may be required to enter Safe Mode.

Follow the steps below to uninstall network drivers if you are able to boot Windows successfully.

Step 1: Use shortcut keys Win+R to open the Run dialog box. Alternatively, rightclick on the start menu then select Run.

Step 2: Type “devmgmt.msc” then click OK to open the device manager.
open device manager

Step 3: Go to the network adapters, right-click on the network device and uninstall.
uninstall-driver
Repeat the above step if you have multiple wireless drivers.

Step 4: Reboot your computer, install the latest drivers and check if the error is resolved.
If you are unable to boot Windows successfully, conduct the above steps in Safe Mode.

Method 3: Repair corrupt drivers

It is recommendable to uninstall then reinstall the Windows 10 driver. If the error shows a *.sys file name, find the driver then uninstall and reinstall it. If the blue screen simply shows 0x000000D1 error alongside “DRIVER_IRQL_NOT_LESS_OR_EQUAL”, it may be hard to determine the corrupted driver.
0x000000d1 ndis.sys error

Method 4: Perform a virus/malware scan

Since the Driver_IRQL_NOT_LESS_OR_EQUAL error can also be caused by viruses/malware in your system, performing a virus/malware scan can detect and delete infected files/folders in your PC causing problems. We are suggesting you some virus, malware removal tools, follow them.

Method 5: Use the driver updater free tool

You can use professional driver troubleshooters like Snappy Driver Installer or Free driver scout to diagnose as well as repair the broken driver causing the Driver-IRQL error. This solution will fix driver_IRQL_NOT_LESS_OR_EQUAL error if you lack the time, patience or computer skills to update drivers manually or perform other related tasks needed to get rid of the error.

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