How to Enable Single Store mode
If your website requires only to develop a single store and store view, you can disable store view options using this enables single store mode.
How to Enable WYSIWYG editor
WYSIWYG (what you see in what you get) is used in the backend editor.
It is used for those who don’t work with HTML to edit content. Here also you can see how it looks in the frontend, the visual view is available.
