To hide pages from Google, use the "noindex" meta tag to tell crawlers to drop...

https://www.bokkmarking-signs.win/if-you-need-to-hide-pages-from-google-use-the-right-tool-for-the-job-add-a

To hide pages from Google, use the "noindex" meta tag to tell crawlers to drop them from search results. If you need a page gone immediately, use the Google Search Console Removals tool to clear it from the index temporarily