Steps

1. Click Format > More format options...
2. In the Format tab that opens, click the pilcrow  icon under Paragraph. The following formatting marks will become visible while typing:
   
   

   Pilcrow	The paragraph symbol or pilcrow follows any new paragraph in a document.
   Line Break	A line break is a break in the current line of text that doesn't create a new paragraph. This is often done using the shortcut Shift+Enter.
   Tab	Any tab in a document will be represented as an arrow pointing to the right. If there are multiple tabs, you'll have multiple arrows.
   Space	The space character helps you to identify multiple spaces that have been added to a text unintentionally.
   Column/Section/Page Break	Any column, section or page break inserted will be shown on enabling the formatting mark as shown in the below image.