iPhone Battery Health Explained
To view your iPhone battery health, including its maximum capacity and peak performance capability, go to Settings, tap Battery, then tap Battery Health.
Repeat Alerts – iOS Messages App
To change Repeat Alerts, go to Settings, then Notifications, then Messages. At the bottom of the screen, tap on Repeat Alerts.
How to Recover Closed Browser Tabs – Chrome and Safari on Mac and iPhone
To recover closed browser tabs on a Mac, use keyboard shortcut Shift-Command-T (⇧⌘T) for Chrome, and Command-Z (⌘Z) for Safari.
How to Use iCloud Keychain
iCloud Keychain is Apple’s take on modern cloud password management. It is available on both Mac OS and iOS as a free service. Your passwords are saved and synchronized between your devices via iCloud.