As rumored, the new icon is color-coded, lighting up green while your device is plugged in, yellow while actively in battery saver mode, and red after hitting 20 percent.

The day after picking up my coral blue Note 7 from T-Mobile, a 404.67MB update appeared. We heard that this update was designed to change the battery icon from white to green so that it was clear ...

Once you plug it in, the battery will turn green. Lastly, if your phone battery is low, and it’s not charging, it will be red. That’s the typical color scheme we’d expect from a battery icon.