What Is System Data in iPhone or iPad Storage? Before I explain what System Data storage is, you should first check how much storage it's actually taking up on your iOS device.

As spring cleaning rolls around, don't forget your iPhone or iPad also could use the same treatment. Here's how to clean up your app data on Apple devices.

To clear the cache on your iPad, you'll need to go into your Settings app. There are two caches you can clear: Safari cache and app cache.