Apple's Diagnostics utility is great at testing for hardware trouble. However, what do the cryptic codes mean when a piece of hardware has failed the scan? Follow the guide below to figure it out.

If your computer doesn't work, there are a few ways to figure out if it's the software or hardware causing the issue.

Gadget blog Tested explains how to stress test your computer's most important hardware—and likely pain points in a buggy system—in order to diagnose and fix hardware problems that can commonly ...

If you have built a new computer and want to test it, or if you need to identify hardware faults on your existing system, you will want to consider subjecting your computer to a PC Stress Test. A ...

Computer hardware refers to the physical components that make up a computer system. Many different kinds of hardware can be installed inside, and connected to the outside, of a computer.

Key components like CPU, GPU, and RAM are mostly safe to buy used, and they can lead to significant savings. Do some research to figure out what parts you should buy and how much they should cost ...

If you're not stress testing your new (or newly overclocked) PC hardware, danger may be lurking in its depths. Here's how to push your PC to its limits to ensure its stability.

Troubleshoot PSU Your power supply provides power to your motherboard, which in turn, powers all your hardware. Without enough power, some hardware may fail, and your computer won't start.