Fix Driver_irql_not_less_or_equal Windows 10


DRIVER_IRQL_NOT_LESS_OR_EQUAL (error code 0x000000D1) is a stop error Windows clients recently came around after the Windows 10 upgrade or the Windows 10 anniversary update. The error frequently accompanies a Blue Screen of Death (BSoD), showing error message 0x000000D1 as should be evident in the photo underneath.error


Some may likewise demonstrate to you the driver file names, showing the broken drivers that cause the DRIVER_IRQL_NOT_LESS_OR_EQUAL error, as rtwlane.sys (Realtek PCIE Wireless LAN PCI-E NIC driver), igdkmd64.sys (Intel Graphics driver), athw8x.sys (Atheros Wireless LAN Driver), and so on.

What Causes DRIVER_IRQL_NOT_LESS_OR_EQUAL (Error 0x000000D1)

Error 0x000000D1, or DRIVER_IRQL_NOT_LESS_OR_EQUAL, implies the PC neglects to distinguish the driver that has utilized improper address. There are a few explanations behind Windows 10 DRIVER_IRQL_NOT_LESS_OR_EQUAL error:

  1. Corrupted, obsolete or improperly configured drivers.
  2. Recently introduced hardware or software that causes conflicts.
  3. The damaged hard disk of the system.
  4. Corrupted system files being run.
  5. Malware or virus infection.
  6. Some other possible reasons.

As a general rule, the reasons above likewise result in numerous framework issues, like 100% Disk Usage after Windows 10 Upgrade, ghost touch screen, slow boot issue, and so forth. So it is important to focus on each of them.

The most effective methods to fix DRIVER_IRQL_NOT_LESS_OR_EQUAL (Error 0x000000D1) in Windows 10

Here we’ll demonstrate to you proper methodologies to investigate Windows 10 DRIVER_IRQL_NOT_LESS_OR_EQUAL error with the solutions beneath:

Method 1: Perform a Malware and Virus Scan

Documents or folders infected with malware or virus can likewise cause Windows 10 DRIVER_IRQL_NOT_LESS_OR_EQUAL error, so the first thing you must do is perform a detailed scan and straightaway delete the infected files and folders on the PC.scan

Method 2: Check the Hardware or Software

If you fail to enter Windows 10 after seeing the DRIVER_IRQL_NOT_LESS_OR_EQUAL blue screen, take a check of the hardware included or changed recently. For instance, wipe out the accumulated dust out of the RAM slots.

If you can enter the Windows, attempt a Windows 10 clean boot to make sense of the program that causes the error 0x000000D1. Or, on the other hand, uninstall the software you’ve introduced as of late, which may likewise bring about the blue screen.

Method 3: Repair Corrupted Drivers that Causes DRIVER_IRQL_NOT_LESS_OR_EQUAL Error in Windows 10

After the essential check, it is to a great degree important to uninstall and reinstall the driver for Windows 10.

If the blue screen error shows you the .sys document name, find out that driver and reinstall it. In any case, if the screen just shows you 0x000000D1 error only with “DRIVER_IRQL_NOT_LESS_OR_EQUAL”, it will be hard for you to analyze the corrupted driver in that case.

To analyze and repair the broken driver, make use of Driver Talent prescribed underneath, which is an expert driver troubleshooter.

Ventures to repair driver issues with Driver Talent:

  1. Click on Scan to detect the hazardous drivers.
  2. Snap Repair or Update to fix driver issues.
  3. Restart the PC to influence the recently introduced drivers to take effect.

Method 4: Use Command Prompt to Fix DRIVER_IRQL_NOT_LESS_OR_EQUAL Error

In this technique, you have to enter the System Recovery Options and utilize the Command Prompt to settle 0x000000D1 blue screen issue. Follow the steps:

  1. Utilize Windows shortcut keys Win + I to open Settings, and afterward select Update and recovery.
  2. Select Recovery from the left segment and after that tap the button Restart now from the right column.
  3. Select Troubleshoot on reboot screen, and then Advanced Options, and after that pick Command Prompt.
  4. Sign in with the administrator account and afterward sort the command underneath and hit Enter.

DEL/F/S/Q/A “C:\Windows\System32\drivers\”

Note: The broken driver name ought to be the one you see on the DRIVER_IRQL_NOT_LESS_OR_EQUAL blue screen, for example, rtwlane.sys, igdkmd64.sys, usbuhci.sys, and so forth.

After the steps above, you will be able to enter Windows 10 regularly. Bear in mind to update different drivers with Solution 3 when you complete this.

Method 5: Use System File Checker

The System File Checker is an instrument in Windows 10 that can scan for ruined system files and fix the DRIVER_IRQL_NOT_LESS_OR_EQUAL error. Here are the means:

  1. Utilize Windows shortcut keys Win + X to launch the Jump List, and after that select Command Prompt (Admin).
  2. Sort SFC/scan now into the dialog box and press Enter.
  3. If you get “Windows Resource Protection found corrupted files yet was not able to fix some of them,” do a system restore to totally settle the DRIVER_IRQL_NOT_LESS_OR_EQUAL error.

Method 6: Uninstall the system drivers.

If you can boot Windows effectively, take after these steps to uninstall the drivers.

1) On your console, press the Windows logo key and R in the meantime to invoke the run box.

2) Type devmgmt.msc and click OK. At that point, Device Manager Window will open.

3) In Device Manager, extend category “Network adaptors.” Right-click on network device and click on Uninstall.

4) You might be requested to confirm the uninstallation. Snap OK to confirm it.

5) If you additionally have installed wireless network adaptors, repeat the steps mentioned above to uninstall the remote drivers.

6) Reboot your pc and verify whether the issue is settled.


If you can’t boot Windows effectively, take after strides beneath.


1) Enter Safe Mode.

2) Now repeat the next step as you did previously and on your keyboard, press the Windows logo key and R in the meantime to invoke the run box.

3) Type devmgmt.msc and tap the OK button. At that point, Device Manager Window will open.

4) In Device Manager, expand category “Network adaptors.” Right-click on a network device and click on Disable.

5) If you likewise have installed wireless network adaptors, repeat the steps mentioned above to uninstall the remote drivers.

6) Reboot your PC.

Method 7: Update the drivers

The solutions mentioned above may settle the issue, however, in the event that they don’t, you can always give updating the drivers a try. If you don’t have time or patience or PC skills to update the existing drivers manually, you can do it automatically with Driver Easy.update


Driver Easy will consequently perceive your system and locate the right drivers for it. You don’t have to know precisely what framework your PC is running, you don’t have to risk downloading and installing the wrong driver, and you don’t have to stress over committing an error when installing.

One of the best things using this solution is that you can update your drivers automatically with either the FREE or the Pro version of Driver Easy. In any case, with the Pro form all that’s needed is a couple of mouse clicks:

1) Download and install Driver Easy.driver easy

2) Run Driver Easy and click Scan Now button. Driver Easy will at that point scan your PC and detect any problematic drivers that cause the issue.

3) Click the Update button next to a flagged network driver to automatically download and install the right version of this driver (you can do this with the FREE version).

Or, on the other hand, click Update All to consequently download and install the right version of the considerable number of drivers that are absent or outdated on your system (this requires the Pro version – you’ll be prompted to upgrade when you click Update All).

Follow the steps mentioned above in right order, the issue should resolve. If still you haven’t got the desired results using these steps and the problem persists, it may be not caused by network driver issues, in that case, take a stab at uninstalling some other newly installed software and moving back any driver if it’s an upgrade.

Method 8: Uninstall MacAfee

We also suspect that the root cause of the issue may be mfewfpk.sys file, which belongs to the MacAfee antivirus package. Along these lines, our suggestion would be to uninstall this antivirus and endeavor to run Windows 10 update once more. To uninstall this product, you have three choices:

  • Above all, you can download Perfect Uninstaller or comparative application for software removal and set it to uninstall MacAfee consequently.
  • You can likewise download a particular MacAfee removal tool from the internet sites.
  • At last, you can erase this antivirus through Control Panel and after that wipe out its scraps using Registry Editor.

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