To remove content from search results, use the "noindex" meta tag on the...

https://www.apollotechnical.com/how-to-remove-your-own-site-from-google-search-results/

To remove content from search results, use the "noindex" meta tag on the specific pages you want to hide. This instructs Google to drop them from its index. For immediate results or sensitive data, use the Removals tool in Google Search Console