How to use Windows 11's hidden battery health tool to diagnose your PC (before it's too late) ...

Your PC's critical security certificates may be about to expire - how to check ...

You can check your CPU's temperature on a Mac or PC by downloading a third-party app. If your CPU gets too hot for too long, your computer could shut down or stop ...

Is your computer acting strange? Unexpected slowdown, pop-ups, and account activity could be signs of a hidden threat lurking within.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Even the most powerful computers don’t last forever—otherwise ...

Before we go forward and run some of the tests that we are going to see hereinafter, let us check a few of the symptoms to understand if those tests are worth doing. We have mentioned some symptoms ...

Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.

If your PC restarts unprompted, freezes, or programs crash, you could have a RAM problem on your hands. To find out whether RAM really is the problem, you can use your PC’s memory diagnostics tool to ...

Can you feel your PC or Mac running hot? We've found the best ways to check processor temps on your Windows PCs and Macs. Palash has been writing about technology (and entertainment) for over a decade ...

You can check your CPU usage on a PC with the Task Manager or Resource Monitor apps. On a Mac, you can check your CPU usage using the Activity Monitor app. Your CPU usage tracks how hard your computer ...