I know to when I want to change my meta tags, You not in the right place
Check in http://website/catalog/includes/languages/english/
That is where I fix my meta tags
I do know that anything I want to change on my index.php page is in there
http://website/catalog/includes/languages/english/
Hope that helps
Check that folder for what you are looking for
Backup what ever do you before you start! :thumbsup: