Congrats on the new phone-- but before you try trading in or recycling your old model, we have another idea. You can turn it into a free, effective indoor home security camera instead.

Learn how to connect car security cameras to smartphones for real-time monitoring and enhanced vehicle safety.

However, your old phone still holds value, especially if its camera is working fine. With a few easy steps, it can be converted into a CCTV camera, providing you with extra security at no cost.