How to clear up space on an iPhone?

How to clear up space on an iPhone? - 1

Throw it in the garbage

Download a large movie that won't load on your phone. Do it and you'll see that your cache has been cleared some. Do it a few times until you have 4-5GB of free space (Don't do it too much or you'll have bought a movie that you don't want to watch and that takes up space)

Delete media
Delete apps
Clear cache

Format