If your system struggles when you're trying to get your game on, Razer Cortex could well be the answer. This free PC optimizer suspends unnecessary system processes, clears out memory and defrags your ...

Though giving laptops a much-needed deep cleaning is tempting, choosing the right products can be stressful. After all, laptops are expensive, and certain chemicals are harsh enough to permanently ...

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 ...