Dual Sim

Apple releases iOS 12.1 beta 4, tvOS 12.1 beta 4 and watchOS 5.1 beta 4

Bryan M. Wolfe ∙ October 15, 2018

Apple has released the fourth iOS 12.1 beta to developers. The company also released tvOS 12.1 beta 4 and watchOS 5.1 beta 4.

How to set up and use dual SIM or eSIM on iPhone

Bryan M. Wolfe ∙ Updated January 16, 2026

Learn how to add, configure, and use two or more SIM cards on your iPhone or cellular iPad to keep your personal, business, and other lines on one single device.