Use Dark Mode: If your iPhone 12 has an OLED display, enabling Dark Mode can help save battery life. To turn on Dark Mode, go to Settings > Display & Brightness and choose Dark. Using a dark wallpaper ...
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On an iPad that can handle a SIM or eSIM and on iPhones with the capability of a SIM/eSIM or dual eSIM option, Apple made a choice: it clearly built the hardware to route just one SIM signal, even ...