Here’s an outstanding hack that adds a dual SIM slot to a US-sold eSIM iPhone 15/15 Pro, while preserving its exclusive mmwave module. No doubt, making use of the boardview files and schematics ...
They also all support dual-SIM, using two eSIM profiles at a time ... Apple continued this tradition with the iPhone 15 and 16 devices, so there seems to be no turning back, at least here in ...