New Delhi, Sept. 16 -- Apple has started rolling out iOS 26 and naturally, the first wave of users are excited to check out new software tweaks and features. Along with the update, Apple is flagging a caution: you may notice your iPhone's battery slipping a little more quickly right after installing, at least for a short while.

In its official documentation, Apple says this is nothing to panic about. "Immediately after completing an update, particularly a major release, you might notice a temporary impact on battery life and thermal performance," the company writes, according to the support guide cited by 9to5Mac. There's a technical reason for this. After the update, iPhones need time to run new background processes. These include index...