You can quickly clean up your search results by using the right tools for the...

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

You can quickly clean up your search results by using the right tools for the job. Use the noindex meta tag if you want to keep a page live but invisible to Google. If you need a page gone immediately, use the Removal tool in Search Console