How To Run Memory Diagnostics Fixed Jun 2026

A window will appear offering two choices: restart immediately or check for problems the next time you start your computer. Step 2: Run the Test Click .

⭐⭐⭐⭐ (4/5) for built-in convenience.

This saves your work, closes open programs, and reboots your PC immediately to start the test.

If you have fancy RGB RAM running at 3200MHz or higher, it likely uses an or DOCP setting in the BIOS. If you are getting memory errors immediately after a crash: how to run memory diagnostics

The test may take 10 to 15 minutes, depending on your hardware, similar to Dell diagnostic assessments . Your computer will reboot automatically once finished.

Before diving into the tests, look for these common red flags that point toward failing hardware:

Macs are secretive. They don't give you a big blue screen to tell you they are testing memory, but they are doing it in the background. A window will appear offering two choices: restart

Release the key when a progress bar appears or when you are prompted to choose a language.

| Mistake | Why It’s Wrong | | :--- | :--- | | Running diagnostics while overclocked | Overclocking (XMP/DOCP) can cause false errors. Set BIOS to defaults first. | | Only running one quick pass | Intermittent errors may not appear for hours. Run at least 4 passes or overnight. | | Assuming Windows is the problem | Many users reinstall Windows for crash issues that are actually bad RAM. Test first. | | Mixing unmatched RAM kits | Even same brand/model from different batches can cause errors. Always use identical kits. |

The Ultimate Guide to Running Memory Diagnostics: Fix Crashes and Screen Freezes This saves your work, closes open programs, and

Select (save your work first).

Running a diagnostic is free, takes under an hour, and gives you definitive proof before you spend money on replacements.

Release the key when a progress bar or a language selection screen appears on the display. Reading Mac Diagnostic Codes

Windows includes a native, free tool specifically designed for this task. It is accessible, effective, and a great starting point for any Windows user.