If you're looking to protect your phone's data, here's how to lock your iPhone with a passcode, or lock it remotely if it's ever lost or stolen.

To lock notes on your iPhone, you'll need to set up a master password, or allow your phone to use your Touch or Face ID to lock and hide notes.

Apps are something we access on a daily basis, either through our smartphones or tablets. We might use an app to monitor the weather, to track our fitness, to keep a to-do list, to look at photos we ...