I’ve manually installed the folder via FTP. However I still have page issues visible from within the admin screens.
e.g.

Deprecated: contextual_help is deprecated since version 3.3.0! Use get_current_screen()->add_help_tab(), get_current_screen()->remove_help_tab() instead. in /var/www/vhosts/nikpatel.com/httpdocs/wp-includes/functions.php on line 5088