If your iPhone battery icon is yellow, it means that your iPhone is in Low Power Mode. This is a feature introduced by Apple in iOS 9 that is designed to help conserve battery life when your phone’s battery is running low. When Low Power Mode is turned on, certain features and services on your iPhone are temporarily disabled or adjusted to use less power, such as automatic downloads, email fetch, and visual effects.
There are several reasons why your iPhone may enter Low Power Mode and display a yellow battery icon. The most common reason is that your battery level has dropped to 20% or lower. By default, your iPhone will prompt you to turn on Low Power Mode when your battery level reaches this point, but you can also enable it manually from the Settings app.
Another reason why your iPhone battery may be yellow is if you have enabled Low Power Mode manually. This can be useful if you know you will be away from a charger for an extended period of time and want to conserve battery life. To enable Low Power Mode manually, go to the Settings app, tap Battery, and toggle the switch for Low Power Mode.
It’s important to note that when Low Power Mode is enabled, some features on your iPhone may not work as they normally would. For example, Siri may not be able to carry out certain tasks, and some apps may not refresh in the background. Additionally, some visual effects may be turned off or reduced, such as the parallax effect on the home screen.
If you want to disable Low Power Mode, you can do so by going to the Settings app, tapping Battery, and toggling the switch for Low Power Mode off. Alternatively, your iPhone will automatically exit Low Power Mode when your battery level is charged back up to 80%.
In conclusion, if your iPhone battery icon is yellow, it means that Low Power Mode is enabled, which is a feature designed to help conserve battery life when your phone’s battery is running low. There are several reasons why your iPhone may enter Low Power Mode, including when your battery level drops to 20% or lower or when you enable it manually from the Settings app. While in Low Power Mode, certain features and services on your iPhone are temporarily disabled or adjusted to use less power. If you want to disable Low Power Mode, you can do so from the Settings app.