Creator’s site: https://wordpress.org/plugins/wysiwyg-widgets/
How to use:
- After enabling the Widget Content Blocks plugin, an option called Widget Blocks appears in your dashboard’s left-hand navigation.
- Choose New Widget Block.
- Add a new component with content you would like to insert in a widget location.
- Under Appearance -> Widgets, drag an instance of “Widget Blocks Widget” to the widget-containing area where you’d like for it to appear.
- Within that Widget Blocks Widget item, select the particular widget content block you’d like to use in this location.
The following text is enclosed in a Widgets on Page container to allow it to appear only on this page, but you could also put this content in any widget-containing area of your theme, such as sidebar or footer areas.