SEO ranking

Hey,

I have a question. It looks like this is an awesome plugin and I really like to make it useful on my website, but I want to know, if I wont lose my SEO for page when I convert the type?

Thanks in advance,
Tom

https://wordpress.org/plugins/convert-post-types/