APPLE

Qi2 charging for iPhone 12 – unexpected iOS 17.4 update

iOS 17.4 had an unexpected update for some: tests showed that it allowed the iPhone 12 Qi2 to be charged at full 15W power. speed.

15W Qi2 charging support was first announced for the iPhone 15 and then expanded to the iPhone 13 and 14 with the iOS 17.2 update back in December last year – and is now available for the iPhone. 12 too …

Qi2 charging

Qi2 is essentially an open standard that replicates the functionality of MagSafe. This was done with the approval of Apple and with the participation of the Wireless Energy Consortium, which was behind the original Qi standard. Essentially, Apple told the industry group that it believed its own approach was suitable for the second generation, and gave permission to use its characteristics.

MagSafe offered two advantages over other wireless chargers: a magnetic connection to the phone to precisely position the phone relative to the charging coils, and faster charging speeds of 15W. Qi2 provides the same benefits to other chargers, usually at a slightly lower price since Apple certification is not required.

Qi2 charging for iPhone 12 is now available

iPhone 12 owners told Macworld that they received 15W charging after the iOS 17.4 update, and although Apple has not officially confirmed this, it was tested during testing on the site.

Starting with iOS 17.4, Macworld tests showed that when connected to Qi2 chargers, the iPhone 12 matches the charging speed of fully Apple-certified MagSafe chargers and even displays charging animations at 15W only […]

In our tests, we first used Apple's MagSafe charger, which could charge an empty iPhone. 12 Pro Max up to 30 percent in 38 minutes and up to 50 percent in 70 minutes. Using the Anker Qi2 MagGo wireless charger, we charged the iPhone 12 Pro Max to 30 percent in 33 minutes and to 50 percent in 64 minutes.

You can always use a Qi2 charger with older models . phones since it's backwards compatible with Qi, but you'll only get 7.5W if your phone doesn't support Qi2.

Photo by Loic Lassens on Unsplash

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