When Installing Windows 10 [verified] — Irql-not-less-or-equal

If you encounter the "IRQL Not Less or Equal" error when installing Windows 10, try the following troubleshooting steps:

The "IRQL Not Less or Equal" error is a type of BSOD that occurs when the Windows operating system encounters a critical error that prevents it from running. The error message is usually displayed on a blue screen, and it can be caused by a variety of factors, including hardware or software issues. The IRQL (Interrupt Request Level) is a priority level assigned to interrupts in a computer system. When the IRQL is not less or equal to the required level, the system may crash, resulting in the "IRQL Not Less or Equal" error. irql-not-less-or-equal when installing windows 10