Windows 11 will warn you after a blue screen to check your RAM with Windows Memory Diagnostic

Last update: 29/10/2025

  • Windows 11 will display a notification after a BSOD to launch a memory analysis.
  • The feature arrives to Insiders (Dev and Beta) in builds 26220.6982 and 26120.6982 (KB5067109).
  • The scan is performed before startup, takes about 5 minutes, and is optional.
  • It does not work on ARM64 or with Administrator Protection or BitLocker without Secure Boot.
blue-screen-windows

Microsoft is activating a feature in Windows 11 Automatic notification after a blue screen of death (BSOD) that proposes to run a quick memory check. The idea is improve system reliability when there are unexpected restarts and to facilitate diagnosis without depending on third-party tools.

If you accept the suggestion, Windows program Windows Memory Diagnostic for the next rebootThe check usually lasts about 5 minutes or less and it runs before logging in, so You will not be able to use your PC during the process.The notification is optional, and you can tap "Skip reminder" if you prefer to postpone it.

What changes after a blue screen in Windows 11

MemoryScan in Windows 11

After a critical error and restart, you will see a notification upon login which suggests a quick RAM analysis. In this testing phase, all bugcheck codes They can activate the alert while Microsoft investigates the relationship between memory corruption and crashes.

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The mechanism uses the integrated tool Windows Memory DiagnosticIt's not a new feature per se, but now Windows 11 proactively offers after the BSOD. According to Amanda Langowski, head of Windows Insider, the trigger will later be adjusted to show it only when there is High probability that the RAM is the cause.

Who can try it and in which versions

Windows Insiders

The feature is available first in Windows Insiders (Dev and Beta channels)Specifically, it arrives in the builds 26220.6982 and 26120.6982 (both with KB5067109), accessible from Windows Update for those participating in the program in Spain and the rest of Europe.

There are clear limitations in this preview: It does not work on ARM64, nor on systems with "Administrator Protection" enabled.nor in systems with BitLocker without Secure BootIn practice, it's designed for PCs. Intel or AMD x64 that meet those requirements.

How memory analysis works

By accepting the prompt, Windows schedules the scan for the next boot and runs it. before loading the desktopThere's no need to touch anything: the flow is automatic and, unless serious faults are detected, the system will continue with the startup normally when finished.

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If the diagnosis identifies problems and manages to mitigate them, You will see a specific notification after logging in.If you prefer not to take the test, you can cancel or postpone the reminder from the alert itself on the desktop.

What it's for and what you shouldn't expect

Memory diagnostics in Windows

The utility helps confirm if the RAM is behind the BSODs (crashes, file corruption, or freezes) without complex steps. It doesn't replace other more advanced tools, but it provides a one-click option integrated into the system when it is most needed.

Memory diagnostics have been in Windows for years and can be launched manually with mdsched.exeThe novelty is the automatic notification right after a blue screen, so you don't have to remember or look up what to do about the error code.

For those who experience recurring screen crashes, this feature can speed up the process. failure triageFirst, rule out memory, and if that's okay, then move on to drivers, storage, or other components. Microsoft's goal is reduce instability and facilitate support.

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With this phase in Insiders, Microsoft will collect telemetry to adjust how and when the notification is displayed.As it matures, the system is expected to suggest scanning. only when there are clear indications of memory problems.

In short, Windows 11 incorporates a more useful solution to the classic blue screen of death: to warn you, guide you, and quickly check your RAM Uncomplicated, with initial availability for Insiders and specific limitations that will be refined over time.