If the iPhone battery display is yellow, the low battery mode is turned on.
Features of low battery mode:
1. The color of the desktop battery of the mobile phone in low battery mode turns to yellow.
2. The low battery mode can extend the battery life of the phone: After opening, the mail acquisition, background application refresh and automatic download will be disabled, and some visual effects will be weakened or turned off.
Summary: Low battery mode is a program set by the manufacturer to increase the battery life of the mobile phone, which can extend the battery life to a certain extent.
Turn off Apple’s iPhone battery display yellow specific steps:
1. In the setting interface, click the [Battery] column to enter.
2. Turn off the slider on the right of [Low Battery Mode], the battery will return to its original color.