If you are having problem with your windows IRQL error, then, you are on the right page. In this tutorial guide, we have seven best methods to fix or repair IRQL errors. One of the following five methods is guaranteed to repair your registry issues. Try them out!


What is IRQL error?

IRQL stands for Interrupt Request Level, which is the prioritized interruption in ranking. It is a process of IRQL setting in a processor that threads can raise higher or lower. The error (IRQL NOT LESS OR EQUAL) is a death error with a blue screen (BSOD error).

And this type of error appears when the address of memory finds an unauthorized access which leads you to its suspension in your login session and then your computer screen will turn into blue. You can see the example below in the picture and read all the instructions carefully to solve it with ease by yourself.

This is an example of blue screen death occurred by (IRQL NOT LESS OR EQUAL) error.

“A problem has been detected and Windows has been shut down to prevent damage to your computer.


IRQL_NOT_LESS_OR_EQUAL

If this is the first time you’ve seen this Stop error screen, restart your computer. If this screen appears again, follow these steps:

  1. Check to make sure any new hardware or software is properly installed.
  2. If this is a new installation, ask your hardware or software manufacturer for any Windows updates you might need.
  3. If problems continue, disable or remove any newly installed hardware or software. Disable BIOS memory options such as caching or shadowing.
  4. If you need to use Safe Mode to remove or disable components, restart your computer, press F8 to select Advanced Startup Options, and then
  5. Select Safe Mode.

Technical Information:

*** STOP: 0x00000001 (0x00000001, 0x00000001, 0x00000000, 0x00000000).”


Here are some efficient methods you should try to get rid with the error.

Method 1: Cache Memory Disabling

Method 2: Install the latest updates.

Method 3: Using the clean boot option.

Method 4: Try msinfo32.exe to find conflicts.

Method 5: Disconnect/Unplug your unnecessary devices.


What are the significant causes of this error?

Basically the IRQL error is always a memory related error that often occurs when a system process or attempted drivers to access memory address without the proper authority or access rights. And these might be the causes of such errors:

  • If your system files are corrupted while system file requires booting the system. And these could be happen by virus attacks, disk writing errors or power outages.
  • If you happen to install newly incompatible or damaged device drivers. So, you should revert to your old drivers and that could solve the issue.
  • Also caused the error if your hardware is damaged. Such as motherboard or wrong RAM module.
  • Sometimes misconfigured windows service due to faulty software installation can cause such errors.
  • Downgrading the windows OS installation to an older version is the most common cause of such errors. In this case, sometimes the system files aren’t replaced in a proper manner.

Here are some methods to fix IRQL NOT LESS OR EQUAL

Method 1: Cache Memory Disabling

You should enter in your computer’s UEFI/BIOS option to disable the cache in your windows system memory. Follow the instruction to get there.

  1. In Windows 8 Start your windows and hit the Windows key + C to open the charm bar.
  2. Click on settings and go to (Change PC settings)
  3. Select General and click there on Advanced Startup
  4. Now click restart and go to troubleshoot where you should select an Advanced Options.
  5. Then click on UEFI firmware settings and restart.
  6. Or get into your BIOS in other OS and follow these.
  7. Get in your Advanced Menu in your BIOS/UEFI version.
  8. And search for the Cache Memory Option.
  9. There you should hit enter and select disabled mode.
  10. Now press F10 button to save and exit with your changes.
  11. Finally, restart your computer.

Method 2: Install the latest updates

Check if your automatic updates are in an on mode. Because in windows OS, most of the time latest updates fix the IQRL NOT LESS OR EQUAL error. Please follow the instructions below.

  1. Click your start button by pressing the Windows key.
  2. And type “Update” in that search box

  1. You can now see the control panel window on your screen.
  2. There you should click in “Check for updates” button.

  1. Then select the install automatically after completing the updating process.
  2. Check the box under the recommended options and then click ok.


Method 3: Using the clean boot option

You can restart your windows system through clean boot option which will allow you to do troubleshoot, if the current process is causing the error in the screen. Mostly if IRQL NOT LESS OR EQUAL error is occurring through the current running process. And by clean boot option, your only necessary process or services that are required to operate will start when you boot up your PC. You can follow the instruction below.

  1. Click on your windows key + R button at the same time.
  2. Windows Run box will appear and there you should type “msconfig” and click on ok.

 

  1. You can see the msconfig window pop up on your screen.
  2. There on General section, you should click to check on “Selective startup option”.

  1. Now uncheck the “Load startup items” box.
  2. Then go to the services tab and click to check on “Hide all Microsoft services” in the bottom left corner of the window.
  3. And click to check on “Disable All”
  4. Finally, click on OK button and restart your windows.
  5. And to reset the changes and start your windows normally, then follow the same steps as in number 1, 2 and 3. To go to the General section and check in to choose the “Normal startup” option. Then click ok and restart your PC.

Method 4: Try msinfo32.exe to find conflicts

  1.  Press on windows key +R button at same time.

  1. Enter “msinfo32.exe” in the search box of that run Window.
  2. Now try to find the devices with possible conflicts there.

  1. If you happen to find any devices with conflicts, then try upgrading or removing the drivers. Because sometimes audio and raid controllers might cause the IRQL error.

Method 5: Disconnect/Unplug your unnecessary devices

This might be the general fix for IRQL error to disconnect your unnecessary hardware devices that are connected to your PC. And then restart your PC and try it if it boots up normally. If it does work fine after the disconnection, then one of your devices might stalk the IQRL NOT LESS OR EQUAL error to occur.


We hope our guide about How to fix IRQL, not less or equal? was helpful to you. If you have any question, let us know via the comment section below.



 

 

 

 

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