How to make Dashboard With rich text like email body Tank you in advance.

If you want the section to display process data, use Web Content with Dynamic Data channel. This will allow you to use the HTML data.
Also, you can use the same channel to render HTML. Do remember that dashboard has antisamy/safeHTML which means all your HTML tags may not be displayed exactly.

If you want the section to display process data, use Web Content with Dynamic Data channel. This will allow you to use the HTML data.
Also, you can use the same channel to render HTML. Do remember that dashboard has antisamy/safeHTML which means all your HTML tags may not be displayed exactly.