Choose Insert - More Breaks
Sub-menu with additional row, column and page breaks
Ends the current line, and moves the text found to the right of the cursor to the next line, without creating a new paragraph.
The restart location specifies where the next line will start after a line break.
Inserts a manual column break (in a multiple column layout), and moves the text found to the right of the cursor to the beginning of the next column. A manual column break is indicated by a non-printing border at the top of the new column.
Insert a column break by pressing Ctrl+Shift+Enter
Inserts a manual line break, column break or a page break at the current cursor position.