PC constantly crashing after updating to Windows 11 (edited)

Troubleshooting Persistent PC Crashes After Upgrading to Windows 11: A Comprehensive Guide

Upgrading your operating system can bring new features and improvements; however, it may also introduce compatibility issues and stability challenges. Many users have reported experiencing frequent system crashes following a Windows 11 upgrade. If you’re facing similar issues, this article provides a detailed overview of common causes and practical steps to troubleshoot and resolve these problems.

Understanding Your System Configuration

Before diving into potential solutions, it’s essential to understand your hardware setup:

Model: Alienware Aurora Ryzen Edition
Processor: AMD Ryzen 7 3800XT 8-Core
Graphics Card: NVIDIA GeForce RTX 2060 SUPER
RAM: 32GB
Operating System: Windows 11 (latest updates installed)

Common Symptoms Post-Update

Frequent Blue Screen of Death (BSOD) errors indicating system crashes
System freezes, with the mouse unresponsive
Error messages including:
Kernel Security Check Failure
APC_INDEX_MISMATCH
SYSTEM_THREAD_EXCEPTION_NOT_HANDLED
IRQL_NOT_LESS_OR_EQUAL
SYSTEM_SERVICE_EXCEPTION

Initial Troubleshooting Steps

Verify System Updates and Drivers
Confirm that Windows 11 is up-to-date, and check for any optional updates.
Update graphics card drivers directly through official sources or manufacturer tools (e.g., NVIDIA GeForce Experience).
Review device drivers in Device Manager, ensuring no hardware is displaying warning symbols.
Run Memory Diagnostics
Use Windows Memory Diagnostic Tool to check RAM integrity. If no issues are found, RAM is likely not the culprit.
Review MiniDump Files
Analyze the crash dump files for specific errors. These files can provide clues about the underlying problem.
You can share these dumps with technical support or analyze them using tools like WinDbg.
Address Known Software Conflicts
Temporarily uninstall or disable programs that may interfere with system stability, such as Bluetooth device drivers or third-party system utilities.
In particular, if you suspect Bluetooth devices contribute to crashes, try disabling or removing them completely to test stability.
Check for Faulty or Outdated Drivers
Use Device Manager to identify and update drivers that may be outdated or incompatible.
Focus on critical components like network adapters, system firmware, and