Mobile Detect Content provides smarter way to show and control mobile view or PC view.

You can choose two ways to show content, familiar WYSIWYG field or a stack.

If you want to be easy to add content, use WYSIWYG. But, sometimes you will need to compose more comlicated content with multiple blocks. In this case, first, you make a stack and make blocks into there, then use Mobile Detect Content and select a stack.