You can manually delete app data on your iPhone to free up storage space when you're running low. Here's how to do it.

Clearing your iPhone's cache by deleting Safari's browser history and removing unused apps can improve your phone's speed and ...

Your iPhone's cache memory helps keep things zippy, but it can slow down as unused and corrupt files accumulate. Fortunately, a regular spring clean can help.

Cache is all the data your phone stores locally, but over time it can build up and slow down (or even overheat) your phone. Here's how to clean things up. My title is Senior Features Writer, which is ...