You’ll usually see the error “This phone number cannot be used at this time. Try again later” while setting up a new Apple ID ...

Scrolling down, you’ll see the list of the devices that are active with your apple ID. You should be able to click into any ...

So you’ve just unboxed a shiny new (or second-hand) iPhone, powered it on, and now it’s asking, sometimes nagging, you to sign in with an Apple ID. If you’re wondering whether this is absolutely ...