HWiNFO (Hardware Information) is a free, professional tool for Windows PCs. You can think of it as an all-in-one system ...

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 ...

The dual-mode Speedtest Pulse troubleshoots network issues for ISPs and enterprises, and fits on a smartphone's MagSafe connector.

We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...