He writes: "My iPhone came complete with SIM installed, and once I had downloaded and installed the latest version of iTunes, it took less than 20 minutes to activate the phone and it worked ...

Tired of the big three? Boost Mobile's 5G network might be worth a try. Here's how to get started ...

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 ...

— VZW Support (@VZWSupport) September 17, 2013 Plenty of customers have been able to swap SIM cards from "legitimate" Verizon devices into the new Nexus 7 and have it work without issue.

How to Activate an Airtel eSIM? Airtel also supports eSIM activation, so you can activate a virtual SIM without a physical card. The activation process varies slightly depending on the device.

Ready SIM collects no personal data and expires within days of activation.