You can sort files by name, file type, the date a file was originally shared, and the last modified date. If you are in the By file view, you can also sort files by owner.
To sort files, click the column heading. Click or next to column headings to reverse the sort.
File name: sort files alphabetically by name.
Type: sort your files by file type.
Shared on: sort files by the date they were originally shared.
Modified: sort files chronologically by when they were last modified.
Owner: sort files by owner of the file -- that is, who shared it.