How to reclaim 10GB of iPhone space without deleting photos or apps

Few digital warning banners prompt immediate frustration quite like seeing “iPhone Storage Almost Full” right when you open your camera to record a quick video. You might assume that you’re trapped in a terrible trade-off: Either delete three years of family photos or start uninstalling apps you actually use. In reality, most of the storage bloat on your phone doesn’t come from your photo library or active application code. It comes from hidden caches, forgotten off...