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 ...

1] Does the PSU fan spin on startup? Some users reported that their Power Supply Unit fan spins on startup but stops after some time. Others reported that the PSU fan does not spin even on startup.

Even after using laptops for years, many users don’t even touch the most important tool: the built-in hardware diagnostics. These tests are preinstalled on every Windows laptop and Mac. Since they are ...

A computer that refuses to start is one of the most frustrating technical problems, whether it's a desktop PC or a laptop. This issue can arise from simple power interruptions, loose connections, or ...

We test dozens of laptops every year here at ZDNET, and our testing process employs a dual approach. On one hand, we run a series of benchmarking programs to gather important system data and metrics.