Apple overhauls the iPhone's Battery Settings page with an Adaptive Power Mode that will automatically reduce screen brightness or slow down some activities to prolong battery life.

Apple insists this update will only have a temporary impact on battery life and thermal performance as it completes the setup process in the background.

Increased battery drain is normal following a major OS update. Your phone needs time to complete the setup in the background. iOS 26 offers a new Adaptive Power mode to extend your battery charge.

If you’ve ever woken up to find your iPhone battery mysteriously down to 20% or less, you’re not alone. After some trial and error, I discovered the most common culprits—and how to fix them. Software ...

Apple overhauls the iPhone's Battery Settings page with an Adaptive Power Mode that will automatically reduce screen brightness or slow down some activities to prolong battery life. We got a first ...