Don’t want to allow your users to delete posts, pages and other custom post types in your WordPress site? Here an easy way to snatch away the content deleting right from registered users of your website.
Prevent Users From Deleting Post and Pages is a WordPress plugin that prevents users from deleting pages, posts and other custom post types.
Start by installing and activating Prevent Users From Deleting Post and Pages in WordPress
Upon activation visit your admin area dashboard Settings -> Disable Delete page and tick the posts, post types and pages to disable delete option.