When backup/restore user from one server to other server,
It should backup and restore template as well from Hestia:
/usr/local/hestia/data/templates/web/nginx/
/usr/local/hestia/data/templates/web/nginx/php-fpm/
/usr/local/hestia/data/templates/web/php-fpm/
/usr/local/hestia/data/templates/web/apache2/php-fpm/
/usr/local/hestia/data/templates/web/skel/public_html
And Custom document root: