If the battery icon on your iPhone has turned yellow, it means you're in Low Power Mode. Apple added this feature with iOS 9 in 2015 to extend battery life. When your battery gets down to 20% ...

If you want to help preserve some battery on iOS 18, the best thing to do is simply avoid widgets on your lock screen (and home screen). The easiest way to do this is to switch to another lock screen ...

CPU and GPU performance may also be reduced, and Auto-Lock in 30 seconds is also enforced. When Low Power Mode is active, the iPhone’s battery icon turns yellow, and the battery percentage is ...