Locked out? Lost your spare? Key not working right? Don’t call a locksmith — fix it yourself! Spare keys are great because they can come in handy in an emergency. Preparation is key, so don’t wait ...

If you take a look at your laptop's keyboard, you'll notice that the top row keys have icons printed above, with "F" and a number, like F1, F2, and so on, below each one. These are known as function ...