The leaner your Windows system is, the faster your PC is. We show you how to free up memory with simple commands and tools.

Is your computer too slow? Sometimes it seems like they cannot work fast enough — but that doesn’t mean you need to get a new ...

But there are some less obvious reasons such as dust on the inside of the PC case, and reducing thermal performance.

I talked to Kimber Streams, Wirecutter’s computer reviewer for some tips to make your computer run faster again. First up? Physically clean your computer.