How to solve irql_not_less_or_equal error code

Solution: 1. Update the driver; 2. Update the driver; 3. Disable the driver; 4. Check the system files; 5. Check for hardware problems; 6. System recovery; 7. Check the system log; 8. Reinstall the operating system.

The "IRQL_NOT_LESS_OR_EQUAL" error is usually associated with kernel-mode drivers in Windows operating systems. This error may be encountered when the driver attempts to access a memory address that does not meet the access requirements. Here are the steps to resolve the "IRQL_NOT_LESS_OR_EQUAL" error:

1. Update Drivers

• Open Device Manager (press Win X and select "Device Manager").
• Find the device that may be causing the problem, right-click and select "Update Driver".
• Select "Search automatically for updated drivers".

2. Roll back the driver

• If updating the driver does not solve the problem, you can try rolling back to the previous driver version.
• Find the device in Device Manager, right-click and select "Properties".
• Under the "Driver" tab, click "Rollback Driver".

3. Disable the driver

• If the problem is caused by a specific driver, you can try disabling it in Device Manager.
• Right-click the device and select "Disable".
• If prompted, select "Yes".

4. Check system files

• Open command prompt (as administrator).
• Enter sfc /scannow and press Enter.
• This will check the system files and repair any corrupted files.

5. Check for hardware problems

• If the problem is related to a specific hardware device, check whether the device is working properly.
• Update or reinstall the driver of the hardware device.

6. System Recovery

• If the problem occurs after installing a certain software or update, consider using a system restore point to restore the system to a previous state.
• Open Settings (press Win I) and select Update & Security.
• Select Recovery in the left menu and then select Use a previous version of Windows.

7. Check the system log

• View the system log in Windows Event Viewer to get more details about the error.
• This can help you determine the source of the problem more accurately.

8. Reinstall the operating system

• If none of the above methods solve the problem, you may need to consider reinstalling the operating system. Before doing this, make sure to back up important data.

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