i istalled ssl on website its working good for home page but if i navigate on other page like about , contact, other menu link it shows https://errors.infinityfree.net/404/
You don’t have an about folder in your website to load, and no htaccess rules to control what happens for that URL either.
Seeing how you’re using CodeIgniter (or at least something that seems to be based on it), you’ll likely want to add these rules to the .htaccess file of your site: