Computing How Tos
Latest Computing How Tos
![A power supply unit on a wooden table](https://cdn.mos.cms.futurecdn.net/FwmzPm7CdDikqrP7ATke9Z-320-80.jpg)
What is a PSU?
By John Loeffler published
First-time PC builders might be wondering 'what is a PSU?', and they wouldn't be alone in that. Here's everything you need to know about your PC power supply
![Memory modules on a RAM DIMM](https://cdn.mos.cms.futurecdn.net/ZZ8qUo8BkHZayJSHVhLvLa-320-80.jpg)
What is non-binary memory: the new RAM configurations explained
By John Loeffler published
If you're asking yourself what non-binary memory is, you're not alone. We'll help break it all down so you can get as excited as the rest of us for some incredible new RAM kits.
![Two IPhone showing the Google Maps air quality layer](https://cdn.mos.cms.futurecdn.net/UoXY3LhfWrsCYYmyiJLWX9-320-80.jpg)
How to check air quality in Google Maps to stay safe from the wildfires
By James Rogerson published
Google Maps lets you check the quality of the air in select locations, and it's easy to do.
![How to downgrade from Windows 11 to Windows 10 screenshot](https://cdn.mos.cms.futurecdn.net/4vp5fmMTXbywEyGyv8DX7S-320-80.jpg)
How to downgrade from Windows 11 to Windows 10
By Sofia Wyciślik-Wilson last updated
Roll back to Windows 10 if you don’t like Windows 11
![A man holding an SSD and a hard drive](https://cdn.mos.cms.futurecdn.net/TaAPMduV87PwCJRbxnMnqN-320-80.jpg)
Is an SSD a hard drive?
By John Loeffler published
Isn't an SSD just another way of saying hard drive? No, and there are important differences between the two, even though we treat them as if they were the same.
![A Samsung 990 Pro in an M.2 slot in a motherboard](https://cdn.mos.cms.futurecdn.net/5BdZNofLxmUFQ5PMo9csQ5-320-80.jpg)
What is an SSD?
By John Loeffler published
If you've ever wondered "what is an M.2 SSD?", we've got you covered. This space-saving storage solution is one of the best investments you can make in your laptop or PC.
![An AMD Ryzen 7 5800X3D processor seated into a black motherboard](https://cdn.mos.cms.futurecdn.net/VGCcWL5iYNoceZNq5PBwfk-320-80.jpg)
What is a processor?
By John Loeffler published
Everyone's heard of a processor, but many don't know what this vital computer component is, and are too afraid to ask 'what is a processor, anyway?' Don't worry, we're here to help.
![SSD](https://cdn.mos.cms.futurecdn.net/3cLye2h33HbTG2CLAioMvP-320-80.jpg)
What is an SSD?
By John Loeffler published
If you've ever wondered "what is an SSD?", you're not alone. This essential data storage device is one of the most important specs to look for when buying a new laptop or PC.
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