Symptoms Because the PSU supplies everything in your system with power, thus allowing it to function, problems with your power supply translate to problems with your computer.

Symptoms of a Bad Power Supply. Any type of computer failure can be a problem for your business, but a bad power supply can be an infuriating problem to diagnose. When your computer does not get ...

We talk about what you can do if your Windows computer power supply fan (PSU) is not working or spinning on startup. Check the PSU fan cable, Test the PSU, etc.

If your PC is not working properly or you experience a sudden on-off, your PSU may be faulty. This article lists some signs of a faulty PSU.

However, if you have a good guide you can troubleshoot many PC booting problems. Some of these will even work if your laptop won’t turn on, but having access to the internal components of your ...

Here's our 2025 buyer's guide for PC power supplies that get the job done right and won't break the bank.

Power supplies are a little more complex than they seem, and with the new ATX 3.0 standard, they're getting even more so. Check out this PCWorld guide to the PSU on YouTube!

The power supply is a crucial component in your PC, but it can be a little confusing. Here's how to pick the best one for your needs.

The venerable ATX standard was developed in 1995 by Intel, as an attempt to standardize what had until then been a PC ecosystem formed around the IBM AT PC’s legacy. The preceding AT form fac… ...