You can activate a new or used iPhone for use with a cellular service provider in a few steps. Here's how to activate any iPhone, or troubleshoot it.

You generally can't use an Apple iPhone on a cell network if it's never been activated with such a network, although once it is activated you can remove your SIM card or simply never connect to the ...

iPhone users on iOS 26, iMessage activation may be blocked by an inactive SIM — here's how to fix it. Some users are finding ...

Apple says the issue may stem from having an inactive SIM with the same number as your active SIM. To fix it, remove the ...

A "SIM Not Provisioned" error can occur due to various reasons, like new SIM activation or compatibility issues. Try simple ...

If you have a new device or are changing the SIM in your current device, you will need to activate your SKY Mobile SIM to receive mobile service. Continue reading to discover how to do so quickly and ...

Apple this week provided troubleshooting steps for iPhone owners who are unable to activate iMessage with a phone number in ...

We purchased an iPhone 8GB today (after waiting in line at the local AT&T store for about 8 hours), only to find that once home and opened, the device lacked a SIM card. iTunes and the phone both ...

Jess Weatherbed is a news writer focused on creative industries, computing, and internet culture. Jess started her career at TechRadar, covering news and hardware reviews. Apple SIM technology is no ...

Owners of cellular iPads are no longer able to use a supplied Apple SIM to activate a data plan for their tablet, forcing users to either use a different physical SIM or move to eSIM. Apple included ...

SIM swap attacks are rising fast. Learn how criminals exploit SMS codes and how to protect your phone, banking, and email ...