IOS 13.1 slows some wireless charging for iPhone

IN iPhone 11 and 11 Pro there is support for fast wireless charging. But with the release of iOS 13.1 Not all chargers have become equal. ChargerLAB tested speed wireless charging more 11 iPhone with the latest firmware version, and compared the results with iOS 13.

It was found that the battery charger with a maximum of 7.5 watts limited to 5 watts. As a result, the charging time is increased by about 40 minutes.

Here is a graph of power, voltage and current wireless iPhone charging 11 to 13 iOS:

But the same charge and a smartphone, but with iOS 13.1:

There is good news. Charging from Belkin, Anker, Native Union, Logitech, Mophie and some other manufacturers support the power of 7.5 watts, even if the smartphone is upgraded to iOS 13.1. All these devices are sold in the Apple official stores and combines them support the new standard Qi-zaryadok voltage, adopted last year. That is, in fact, Apple just slow charging with outdated technology, so they do not hurt your smartphone.