So my iphone 5s says my storage is almost full while pictures is about 800!
  And I've no music no books and no big apps!
  This happened before And I tried deleting all pictures and most of the apps but nothing changed! So I had to format & update my phone then it worked… Now it happened again I can't delete my stuff because it's ridiculous! Why do I have to do this while my phone isn't really full:"(
  Now I have only 251 MB available:"(
  Please help.
  Thanks in advance, and excuse my poor English 
  Read more: Why my iphone 5a says storage is almost full why I've almost nothing?