The Visual Editor Widget plugin make it easily to insert rich text, media files and shortcode into your sidebars.
Once you’ve activated the Visual Editor Widget plugin in Plugins > All a new ‘Visual Editor’ widget based on the native WordPress TinyMCE editor is added to Appearance > Widgets.
Your new Visual Editor widget works exactly the same as the visual editor you use for writing posts and pages.
Photos, videos and other media files are easily inserted using the Add Media icon.
Accordions, toggles, latest posts, tabs, dividers, buttons, Reader content, RSS, My Class Recent posts can be added using the Add Shortcode icon which is enabled when the Live Shortcode plugin is activated.