Faulty memory can cause chaos. The good news? Windows 11 has a built-in tool to check it, often called a "MemTest." Let’s walk through how to use it. A memory test (MemTest) writes data patterns to your RAM and reads them back to see if errors occur. Think of it as a stress test for your computer’s short-term memory.

Here’s a blog-style post tailored for readers who want to test their RAM on Windows 11 using the built-in Memory Diagnostic tool (often referred to as MemTest , though technically a different tool from the classic MemTest86). How to Run a MemTest on Windows 11 (And Why You Should)

Before you blame your CPU or graphics card, there’s a hidden culprit that’s often overlooked: .

We’ve all been there. You’re in the middle of a gaming session, a video edit, or an important Zoom call when suddenly— blue screen . Or maybe your apps keep crashing for no reason, files get corrupted, or your PC randomly restarts.