DRIVER IRQL NOT LESS OR EQUAL Windows 7 (igdkmd64.sys)

Hi,  Last week my windows 7 computer kept on crashing to a blue screen of death and displayed the error “DRIVER_IRQL_NOT_LESS_OR_EQUAL Windows 7 (igdkmd64.sys)” I managed to fix the issue and I thought I would write a guide here to show you what I did to fix this issue.

Symptoms Of DRIVER_IRQL_NOT_LESS_OR_EQUAL Windows 7 (igdkmd64.sys)

This issue is quite easy to fix because all the information we need is displayed on the blue screen of death.  A blue screen of death is when your computer crashes and a blue screen with white writing displayed.  The DRIVER_IRQL_NOT_LESS_OR_EQUAL blue screen of death on Windows 7 (igdkmd64.sys) is shown below.
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On this blue screen we need to look in three areas to gather information on what crashed our system.
DRIVER_IRQL_NOT_LESS_OR_EQUAL – This will be displayed at the top of the blue screen. If you google DRIVER_IRQL_NOT_LESS_OR_EQUAL this shows us that this issue is usually caused by a device driver.

STOP : 0x00000116 – I looked up this code and I can see this error code points to a video error “Stop 0x116 VIDEO_TDR_FAILURE”

IGDKMD64.sys – This is the file which caused the blue screen, The file is a driver used by Intel for their graphics card.

So by looking at the above three areas it is very clear what has caused our DRIVER_IRQL_NOT_LESS_OR_EQUAL blue screen of death and we now have a good idea how to resolve this issue.

Resolving DRIVER_IRQL_NOT_LESS_OR_EQUAL Windows 7 (igdkmd64.sys)

To resolve this issue the first thing you need to do it head over to intel’s website and download the latest driver for your graphics card and install it on your system.  This should now resolve the blue screen of death crashes we have been getting.

If you are still having issues go in to the bios settings of your computer and  go to the graphics device setting and try to select “Integrated Graphics”

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If you are still having issues try to uninstall the graphics driver then re-install.  Its possible a file has become corrupt and un-installing then re-installing the drivers will fix this corrupt file.  Go in to device manager and right click then uninstall (Shown below)

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Then go in to the control panel and “Add Remove Programs” and uninstall any intel graphics software you might have installed.  Reboot your machine and then re-install the intel latest graphics which you downloaded earlier.

Fingers crossed you will not suffer the DRIVER_IRQL_NOT_LESS_OR_EQUAL blue screen of death on Windows 7 (igdkmd64.sys) issue after you have applied the above fixes.

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