Set your defaults smartly: Go to Settings > Cellular > Default Voice Line. Pick the number you want to use for calls and SMS by default. Under Cellular Data, pick which line should use data — handy ...

Keep your personal data secure with key iPhone privacy settings. Learn Apple security features and iPhone data protection ...

Turn on Find My from Apple Account settings, and enable Location Services from Privacy & Security This article explains how to set up Find My (or its predecessor Find ...

Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...