How to activate Syntax Highlighting for code snippets in posts and pages

To enable Syntax Highlighting for code snippets in posts and pages select “Syntax Highlighting” from the wp-insert menu

Expand the “Syntax Highlighting for Code in Posts & Pages” section

Click “Click to Activate” and the Click “Save Changes”.

Follow the tutorials on http://www.wp-insert.blogolb.net/tutorials/syntax-highlighting/ to know how to add code snippets into posts and pages.