So while your device might experience some additional battery drain at first, it should be a temporary issue after you download iOS 26. If you find you're using your iPhone more after downloading iOS 26, that could be contributing to your battery drain, too.

In the next two years, however, Apple only updated the Watch Ultra once, and the Ultra 2 was a very minor upgrade, with a brighter display, more storage, and a new chip inside. Now, Apple has followed up with the Apple Watch Ultra 3.