The phone turns yellow when charging because the \"low battery mode\" is turned on. If you want to turn it off, you can go to [Settings] - [battery], turn off the switch of [Low battery mode], then the battery icon will return to normal. The details are as follows:
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1. The charging color of the phone turns yellow because the \"Low battery mode\" is turned on, which is a mode of increasing battery life of the iPhone, and the iPhone will temporarily reduce background activities such as downloads and email acquisition until the iPhone is fully charged.
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2, if you want to turn off the low power mode, you can enter the [Settings] - [battery] option, turn off the [low power mode], so that the battery icon will return to green, or very low power red;
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3, generally full charge is green, the battery is used to half or less than half of the time will show yellow, the mobile phone is used to less than 20% of the time is generally red, so the battery power is different, it will show different colors
Yes, red is full, green is charging