12 Hidden iPhone Settings That Change How You Use Your Phone

8. Attention Aware Features - Intelligent Screen and Sound Management

Attention Aware Features represent some of the most sophisticated artificial intelligence implementations in iOS, using the TrueDepth camera system to detect when you're actively looking at your iPhone and adjusting behavior accordingly. Found in Settings > Face ID & Passcode > Attention Aware Features, this setting enables your iPhone to make intelligent decisions about screen dimming, notification sounds, and alert volumes based on your attention state. When the system detects you're looking at the screen, it prevents auto-lock from activating, maintains screen brightness, and reduces notification volumes since it assumes you're already aware of incoming alerts. Conversely, when you're not looking at the device, normal timeout and volume behaviors resume. This creates a remarkably intuitive user experience where the iPhone seems to anticipate your needs and adjust accordingly. The feature proves particularly valuable during reading sessions, video watching, or any extended screen interaction where you don't want interruptions from auto-lock timers. Privacy-conscious users appreciate that all attention detection processing occurs locally on the device using the secure enclave, with no data transmitted to Apple or third parties. The system works reliably in various lighting conditions and with most prescription glasses, though it may struggle with heavily tinted sunglasses or certain eye conditions. For users who frequently reference their phone while working on other tasks, Attention Aware Features eliminate the constant need to tap the screen to prevent it from sleeping.