When you use an iPhone for the first time - whether it's a new iPhone fresh out of the box or a used phone that you've gotten from another user - you need to activate it to set up cellular service.

The cellular Starlink system works by harnessing orbiting satellites to send data to phones, enabling users to receive connectivity even when nearby cell towers have been disrupted. In October ...

PCMag editors select and review products independently. If you buy through affiliate links, we may earn commissions, which help support our testing. SpaceX and T-Mobile have activated satellite ...