BSOD Code Lookup and Windows Stop Code Checker
Enter a hexadecimal STOP code or blue screen error name to find a plain-English explanation, common causes and an ordered troubleshooting path for Windows 10 or Windows 11.
How to use the Windows BSOD code lookup
Copy the STOP code shown on the blue screen, search for the hexadecimal value or error name, then compare the result with recent driver, hardware, update or storage changes.
- Record the exact code. Include the error name, hexadecimal value and the action that triggered the crash.
- Review likely causes. A stop code narrows the investigation but rarely proves one exact fault.
- Start with reversible checks. Back up important files, disconnect new peripherals and review recent updates or drivers.
- Escalate repeated failures. Seek qualified help for drive noises, missing storage devices, overheating or crashes that prevent Windows from starting.
What a Windows stop code can tell you
A BSOD code identifies the class of failure detected by Windows. Useful context includes the failing module, dump file, recent system changes and whether the error repeats under the same workload. Use the code as the beginning of diagnosis rather than a guaranteed final answer.
Frequently asked questions
What is a Windows BSOD stop code?
A stop code is an identifier displayed when Windows halts after detecting a serious system error. It helps categorize the crash for troubleshooting.
Where can I find the blue screen error code?
The code appears on the blue screen, usually beside a name such as MEMORY_MANAGEMENT or a value beginning with 0x. You may also find related details in Reliability Monitor or dump-analysis tools.
Does a BSOD code identify the exact faulty part?
Not always. The same code can be triggered by drivers, memory, storage, firmware or system-file problems, so the surrounding symptoms and recent changes still matter.