Apple’s introduction of Touch ID on the iPhone 5s made biometric authentication effortless, changing consumer and app developer expectations for smartphone security.

With better sound and noise cancellation — and a lower price for the step-up model — the AirPods 5 are easy to recommend to Apple users who don’t like having eartips jammed in their ears.

Every iPhone ships with a built-in cross-app tracking opt-out. Here's why most people haven't enabled it, and how to do it in ...