How to Get Rid of driver_irql_not_less_or_equal USBXHCI.SYS


An application fails to load with the following error:

driver_irql_not_less_or_equal USBXHCI.SYS

Download the Diagnostic

There are certain situations when missing entries in your registry and registry corruption causes this problem. Try running a registry scan to identify if there are any such issues.

  1. Click the button below to download and install the Diagnostic
  2. Perform a Registry scan and fix any problems detected.
  3. Restart your computer.

Estimated Download Time: 10 Seconds

Change Registry Configurations

Here are the changes you have to make in the Registry:

1. Press Windows Key + X; select Run.


2. Type “MSCONFIG” and click OK.


3. Click the Boot tab in System Configuration dialog.


4. Check-up the “Safe boot” box.

5. Click Apply, and then OK.

6. Restart when you’re prompted to do so.

7. Your computer will now restart in the safe mode. Type “RegEdit” in the Search Box, and open it.


8. Locate the following subkey:

  • HKEY_LOCAL_MACHINE | SYSTEM | ControlSet001 | Services | intelpmm


9. In the right panel, double click “Start” string and replace its value to “4” (without quotes).


10. Click OK.


11. Reverse the System Configuration settings. Restart the computer in Normal Mode.

Perform Memory Diagnostic

Troubleshoot problems with the PC memory. The process might take a long time to finish scanning memory errors. Once the memory diagnostic process is completed, your computer will be restarted automatically.

1. Type “Memory Diagnostic” in the Search Box.


2. Open “Windows Memory Diagnostic” from the Search Results.

3. Click the option named “Restart now and check for memory problems.”


4. Your computer will restart and conduct several memory tests.


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