This video goes over the top 10 best ways to fix your slow computer and get it running new. This includes clearing out startup programs, checking for disk errors, and many more.

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.

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