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Here is the solution for the error code "DRIVER_IRQL_NOT_LESS_OR_EQUAL" related to iaStorA.sys Click here to view the instructions!
A_Gayathri
HP Administrator
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Here is the  solution for the error DRIVER_IRQL_NOT_LESS_OR_EQUAL error associated with iaStorA.sys On HP laptops typically relates to driver issues. This error often occurs due to problems with the storage drivers, specifically Intel's Rapid Storage Technology (RST) drivers. Here are the steps you can take to resolve this error:

Resolution Steps

  1. Update Drivers:

    • Go to the HP Support website and check for the latest drivers for your specific laptop model.
    • Download and install the latest Intel Rapid Storage Technology drivers.
  2. Use Windows Update:

    • Ensure your Windows operating system is updated with the latest patches and updates. Sometimes, updates from Microsoft can fix underlying driver compatibility issues.
  3. Reinstall the Driver:

    • If updating does not work, try uninstalling the current Intel RST driver via Device Manager and then reinstalling it.
    • Access Device Manager by typing it into the search bar. Find the storage controller section, right-click on the Intel driver, and select uninstall. Restart the laptop and allow Windows to install the default driver, then try reinstalling the latest driver.
  4. Check for System File Corruption:

    • Use System File Checker (SFC) to scan and restore corrupt system files. Open Command Prompt as an administrator and run sfc /scannow.
  5. Perform a Hardware Check:

    • Ensure your laptop's storage hardware is functioning correctly. You can use the HP hardware diagnostics tools available on the HP Support website.

If the issue persists after trying these steps, consider reaching out to HP Support for further assistance, as it might indicate deeper hardware or compatibility issues.


Please refer to the document for bios-related errors: HP PCs - Error messages are displayed on a blue screen (Windows 11, 10)

If you have any questions regarding this or any other topic related to your device, please click here to create a new post. 

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