HTC One Remix - Manual (Page 161)

Storage
Phone storage
Types of storage
Want to know what types of storage you can use for your apps, data, and
files?
HTC One remix has these storage types:
Phone
storage This storage combines both the internal storage, where apps,
email, data, and text messages are stored, and the file
storage, where photos, videos, and music files are kept.
If you are running out of phone storage, see
Making more
storage space on page 163 for some tips on how to free up
space.
Storage
card Use a storage card for storing more files. You can also set
some apps to store data or files directly to the card.
Storage 161