Learn which iPhone, iPad, Apple Watch, Apple Vision Pro, and Mac models are compatible with Apple Pay and where you can use them for your purchases and payments.| Apple Support
Learn how to set, use, and change a passcode on your iPhone, iPad, or iPod touch.| Apple Support
Learn how to set up and use Touch ID, a fingerprint identity sensor that makes it easy for you to get into your device.| Apple Support
Learn how to update your Apple Vision Pro to the latest version of visionOS.| Apple Support
Learn how to update your iPhone or iPad to the latest version of iOS or iPadOS.| Apple Support
Use Software Update to install updates and upgrades for macOS and its built-in apps.| Apple Support