Cleaning up outdated Google search results depends entirely on whether you...

https://www.save-bookmarks.win/getting-rid-of-outdated-google-search-results-depends-on-one-thing-do-you

Cleaning up outdated Google search results depends entirely on whether you control the website. If you own the site, delete the page and ensure it returns a 404 or 410 error; then, use Google’s "Refresh Outdated Content" tool to signal the change