How to Run Hardware Diagnostics on Windows 11: A Step-by-Step Guide

how to run hardware diagnostics on windows 11

Running hardware diagnostics on Windows 11 is essential for identifying and fixing issues with your computer’s hardware components. By following a few simple steps, you can quickly assess the health of your system, ensuring everything is running smoothly. This guide will walk you through the process step-by-step to make it as easy as pie.

How to Run Hardware Diagnostics on Windows 11

In this section, we’ll break down the steps needed to run hardware diagnostics on your Windows 11 computer. By the end of these steps, you’ll be able to pinpoint any hardware issues and potentially fix them before they become big problems.

Step 1: Open the Start Menu

Click on the Start button located at the bottom-left corner of your screen.

Opening the Start Menu is your gateway to accessing all the tools and apps you need. It’s like opening the door to a room full of possibilities. Once it’s open, you’ll be able to move on to the next step.

Step 2: Search for "Windows Memory Diagnostic"

Type "Windows Memory Diagnostic" into the search bar and press Enter.

Searching for "Windows Memory Diagnostic" will bring up a tool specifically designed to check your computer’s memory for issues. This is an essential step in making sure your RAM is functioning correctly.

Step 3: Select "Windows Memory Diagnostic" Tool

Click on the "Windows Memory Diagnostic" icon that appears in the search results.

By selecting the "Windows Memory Diagnostic" tool, you’re choosing to run a comprehensive check on your computer’s memory. This tool will do the heavy lifting, scanning your RAM for any signs of trouble.

Step 4: Choose "Restart now and check for problems"

In the window that pops up, select "Restart now and check for problems."

When you pick "Restart now and check for problems," your computer will reboot and start running the memory diagnostic tests. This will help ensure that your RAM is in good shape.

Step 5: Wait for the Diagnostic Tool to Finish

Allow the diagnostic tool to run its course. Your computer will automatically restart once the tool has finished.

Patience is key here. The diagnostic tool will take some time to scan your memory thoroughly. Once it’s done, your computer will restart, and you’ll see a report outlining any issues found.

After completing these steps, your computer will provide a report showing any detected memory issues. If problems are found, you can take further steps to correct them, such as replacing faulty RAM or seeking professional help.

Tips for Running Hardware Diagnostics on Windows 11

  • Make sure to save all work before starting the diagnostics to avoid losing any data.
  • Run diagnostics regularly, especially if you notice performance issues.
  • Consider using third-party diagnostic tools for more comprehensive hardware checks.
  • Keep your system drivers up to date to prevent hardware malfunctions.
  • If you find hardware issues, address them promptly to avoid further damage.

Frequently Asked Questions about How to Run Hardware Diagnostics on Windows 11

How long does the Windows Memory Diagnostic take?

The duration varies, but it typically takes around 20-30 minutes. More RAM can make the process longer.

Can I use my computer while the diagnostic is running?

No, your computer will be unavailable during the diagnostic test as it needs to restart.

What should I do if the diagnostic tool reports an error?

If errors are reported, consider replacing the faulty hardware or consult a professional technician.

Are there other diagnostic tools in Windows 11?

Yes, you can also use the "Performance Monitor" and "Device Manager" for additional diagnostics.

Can I run diagnostics on hardware other than memory?

Yes, using third-party tools like "HWMonitor" or "CPUID," you can run diagnostics on various hardware components.


  1. Open the Start Menu.
  2. Search for "Windows Memory Diagnostic."
  3. Select "Windows Memory Diagnostic" Tool.
  4. Choose "Restart now and check for problems."
  5. Wait for the Diagnostic Tool to Finish.


Running hardware diagnostics on Windows 11 is a breeze once you know the steps. By following this guide, you’re well on your way to ensuring your computer’s hardware is in tip-top shape. Regular diagnostics can prevent minor issues from turning into major headaches, saving you time and money in the long run. If you’re interested in learning more about maintaining your Windows 11 system, there are many resources available online. Don’t wait for a problem to arise—be proactive and run your diagnostics today!