WP File Permissions Setup

Files/Folders Permissions
wp-content 755
wp-includes 755
All .php files 644
All folders 755
wp-config.php (public_html folder) 400/440
index.php (public_html folder) 444/644

$ sudo find . -type f -exec chmod 664 {} +
$ sudo find . -type d -exec chmod 755 {} +
$ sudo chmod 660 wp-config.php