Prepare your iPhone for iOS 26.3 with these essential tips. Free up storage, back up data, and optimize battery for a smooth update.

To fix common iOS 26 issues like battery drain, lag, heating, crashes, or connectivity problems, update to the latest version, disable unused features like Apple Intelligence, Liquid Glass, 3D ...

Some of these directions apply to all iPhones, but some are only relevant to specific iOS versions. These differences are pointed out below. The most common way to keep apps updated on your iPhone is ...

If your iPhone battery drains faster after updating to iOS 26, wait 24–48 hours for background tasks to settle. Then update to iOS 26.1, restart your iPhone, check and update battery-draining apps, ...