Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Add Yahoo as a preferred source to see more of our stories on Google. pink desktop fan sitting on a desk - Kunlathida6242/Shutterstock Spotting dust on a fan is like ...

Computers are essential to modern life, but many users forget that regular cleaning is just as important as software updates. Over time, dust, pet hair, and debris can build up inside your device, ...