Lock Your Windows, With a Cellphone

If your PC or laptop has a Bluetooth adaptor, and your cellphone is similarly equipped, then here’s something that might interest you. It’s a free utility called BtProx, and the idea is you can lock your PC, so no-one else can use it, unless you, and your cellphone are in the immediate vicinity. As I’m sure Apple Mac fans will remind me, it’s not exactly a new idea, but no matter, its a simple and effective way to protect your computer, though, just make sure your phone battery doesn’t run out, or you will be in trouble…