The iPhone is renowned for its blazing speed, but as fast as an iPhone and iOS 26 may be, there are still situations where your device may begin to act sluggish or feel like it's underperforming.

Is your iPhone sluggish? Do web pages take forever to load? Your phone's cache may be to blame, but what are you supposed to do about it? Cache is all the data your phone stores locally as you visit ...

Want to switch back to full-color icons? Just repeat steps 1-3, but select Default instead of Clear. iOS 26 also lets you choose between always using Dark icons, automatically switching from Default ...