How to delete something with 200m in iphone6 mailbox?

Open settings-> General->; Dose. This list shows which items occupy storage space and which items occupy the most space. Click the button on the right side of the list to see the details, and you can also delete some unnecessary items here.

For example, in the [Application] usage list, a long list of applications is listed. If you look at the details of these applications, you will find a button to delete them. Delete those applications that you rarely use or don't want to use anymore.

How does iPhone6 clean up storage space? What should I do if the iphone6 runs out of space?

It should be noted that the [Photos and Cameras] list shows how much space is occupied by camera film, photo gallery and photo stream, but it cannot be deleted separately. The quickest way to delete photos is to connect to iTunes, import photos and then delete them.

2. View other iTunes projects.

Generally, the category that takes up the most space here is "Other", but do you know what the color graphics about iPhone displayed on iTunes mean? In fact, it contains cache, backup, some downloaded files and some data of iOS 7 built-in applications, such as SMS and email.

Delete the web browser cache: Open the settings, click the Safari button, and click Clear History to clear Cookie and data.

Delete SMS: You can delete a SMS or the whole conversation. Usually, some short messages will contain some pictures, audio or video files, and some space will be recovered after deletion.

Delete email attachments: Set email, address book and calendar iCloud, then scroll down to the end and click Delete Account. Of course, it should be noted that before deleting, make sure that you remember the password of the email account, because you have to add it again.

Delete voice memos, music files and e-books: Audio files and e-books also take up a lot of space. You should also consider deleting these files in voice memos, iBook and music applications.