Got an ancient laptop or desktop lying around? Here's how to transform an old PC into an NAS, experiment with a new OS, build your own security cam, and more.

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Don't you hate it when you're in a hurry and you have to wait ages for Windows to start up? Or maybe you have to print a file quickly, you open it, and nothing happens? Your old computer's storage is ...

A new PC is rarely a spontaneous purchase: people usually try to continue using their old computer for as long as possible. And in terms of the environment and your wallet, this makes perfect sense.