Apple’s iPhone 12 is the company’s first phone to support 5G, but if you were hoping to use dual SIM and 5G together, it won’t work — at least at launch. That’s according to an internal company ...
Using an iPhone 12 in Dual SIM mode throttles the cellular data speed to 4G LTE, according to an Apple Sales FAQ shared with retailers and carriers. All 5G iPhone 12 models support Dual SIM mode, ...