Kerry Wan/ZDNET
Follow ZDNET: Add us as a preferred source on Google.
ZDNET's key takeaways
Clearing your iPhone cache effectively refreshes the system memory.
It's recommended to do so regularly, but you especially should when your phone feels sluggish.
There are steps you can take to clear cache from Safari, Chrome, and other browsers.
You might not be thinking about it every day, but clearing your iPhone's browsing cache can greatly improve the user experience.
Cache is the temporary storage of files -- like images, scripts, and cookies -- that apps and websites save to help them load faster. Over time, those files pile up in your browser, eating into your phone storage and slowing everything down. A quick cache clear is all it takes to free up space, speed up page loads, and even resolve occasional glitches. And it only takes a couple of taps.
Also: Apple's iPhone 17 event launch date is official - here's everything we expect
Small habits like this add up to a noticeably smoother iPhone experience, especially if you're downloading new public beta versions like iOS 26.
... continue reading