If you need to hide pages from search results, start by adding a "noindex" meta...

https://instaquoteapp.com/how-to-remove-a-page-from-google-when-you-cant-edit-the-cms-easily/

If you need to hide pages from search results, start by adding a "noindex" meta tag to the page header. This tells Google to drop the page from its index. For immediate removal, use the Removals tool in Google Search Console