Wordpress small coding in wp-config. Need to add custom texts globally for all pages and posts in existing meta title, meta description, meta keywords. The meta tags need to be presented in the bottom of each page/post too.

Wordpress small coding in wp-config. Need to add custom texts globally for all pages and posts in existing meta title, meta description, meta keywords. The custom texts need to be infront and in the end of existing meta tags. Also need the meta tags ( meta title, meta description meta keywords including the custom texts to be presented in the bottom of each page or post as seperate block. In this block the meta title + custom texts need to be as <h1> header paragraph, the meta decription as <h2> paragaph and meta keywords as simple text Also in the theme the parent category link is not operated when we add subcateories. When the subcategories operate with their links the main/ parent category is not linking. The parent categories linking without subcategories. ( need to check for possible theme's settings) Full written instructions about the coding and how could we add it in other back up sites and to our main site The project will close only when the site will be running according the requirments