@kingdingbat Thank you for your feedback.
-We thought that all type of features should be mentioned in details page of the theme, that could be basic feature also.
-Button to documentation is clearly visible in the theme page.
https://docs.ripplethemes.com/dashy_pro_docs/
-post tags are supported in dashy-pro.
-3 categories are only supported to match the design. No other customers are facing css problems here.
@roshankiran Thank you for the reply.