From security camera to gaming hub: 6 Easy tricks to make your old smartphone genuinely useful again

Smartphones may get faster and shinier every year, but that doesn’t mean your previous device has to end up abandoned in a drawer. Even without a SIM card, an ageing iPhone or Android handset can still be surprisingly useful as long as it connects to Wi-Fi. According to PCMag, here are six practical and fun ways to put that spare device back to work.

Turn it into a DIY security camera

An unused handset can double as a simple home-monitoring system. Install a security camera app on both your old and current phones, position the older device where you…