Glossary View limited view?

Hi!

Is it possible to show a specific Number of posts in the Glossary View?
I have 1000 posts and the loading is to long and to slow.

Is it possible to show only the first 50 postings, and then something like “Click here for more”?

filmdatenbank

Thank you!

https://wordpress.org/plugins/content-views-query-and-display-post-page/