The real story behind MagSafe, USB-C PD, and why you need a 20W AC charger
If you want to charge your iPhone 12 using MagSafe, Apple recommends using certain 20W AC adapters — and they don't need to come from Apple, despite what you may have heard. We explain what the requirements are, and why an older 18W adapter just won't cut it.
The MagSafe Charger can charge your iPhone 12 up to 15W
Apple released the iPhone 12 lineup with an all-new accessory and charging system called MagSafe. The name was previously used to refer to a magnetic quick-release cable for Apple's portable Mac line, but had since been lost when Apple shifted to USB-C.
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