.csv (comma separated Values) used in Calc (Spreadsheet) not in Writer
Writer is word processing software in Open office package like MS-word in MS-Office
You can also press Shift+F3 to rotate through three of the case options for the selected text or the word currently containing the cursor: Title Case, UPPERCASE, and lowercase.
Ctrl+N shortcut key used for Create new Document.
Maximum Zoom percentage in LibreOffice writer is 600% and minimum Zoom percentage is 20%
The Maximum font size in font drop down is 96 and minimum is 6 . 12 is default size for font size drop-down.