Learn how to set up or switch your Apple ID on iPhone with this easy guide. Manage accounts, secure your data, and access Apple services.

To start using a brand-new Apple device — such as an iPhone, iPad, Apple Watch, Apple TV, or Mac computer, among others — you need to set it up using an Apple ID. This pertains to your personal ...

Being able to look up your past purchases on Apple's App Store can help you recover an app you accidentally deleted, or spot a problem with a subscription. The list of all purchases across all your ...