How to clear the cache on your iPhone

Here's everything you need to know about cache, what it does and how it might be affecting your iPhone's performance.

Here&#39;s everything you need to know about cache, what it does and how it might be affecting your iPhone&#39;s performance.<p><img src="https://www.engadget.com/img/gallery/how-to-clear-the-cache-on-your-iphone/intro-1786022502.jpg" /></p>