Customising Templates

i will like to know how do i Customize the Templates

error: Template files of rtMedia Plugin are updated, so please update your rtMedia template files if you have overridden the default rtMedia templates in your theme.

i found this: https://rtcamp.com/rtmedia/docs/developer/templating-system/

— does not make sense– can some one explain

please

also no buttons are showing on the front end

any help will be highly appreciated

https://www.ads-software.com/plugins/buddypress-media/