DRIVER_IRQL_NOT_LESS_OR_EQUAL

What is 0x000000D1?

The 0x000000D1 error is categorized as a critical-severity Windows operating system issue that can significantly impact your PC's stability. A kernel-mode driver attempted to access pageable memory at a process IRQL that was too high. Caused by corrupt drivers, faulty memory, or antivirus software. When experiencing the DRIVER_IRQL_NOT_LESS_OR_EQUAL fault, users often report sudden system crashes, unresponsive behavior, or a blue screen of death (BSOD). In most diagnostic scenarios, this problem is directly triggered by underlying hardware or software complications such as corrupted system drivers, unstable RAM, and system service conflicts. To permanently resolve the 0x000000D1 issue and prevent further system degradation, it is highly recommended to follow our step-by-step troubleshooting guide below, ensuring your Windows operating system components are functioning correctly.

Common Causes

• Corrupted system drivers (e.g. network, USB, GPU)
• Unstable RAM or memory timing
• Antivirus software conflicts
• Corrupted system files

Step-by-Step Fix Guide

• 1
  Update network and motherboard drivers

  Applying the first fix (Update network and motherboard drivers) addresses the most common root cause of 0x000000D1 and restores baseline functionality.

• 2
  Test memory with MemTest86

  If the problem persists, proceeding with the remaining steps ensures all edge cases related to device drivers instability are covered.

• 3
  Temporarily disable antivirus software
• 4
  Run SFC and DISM tools

Commands & Diagnostics