Cleaning up outdated Google results starts with one question: do you control...

https://www.generate-bookmark.win/if-you-need-to-scrub-old-search-results-your-first-step-is-checking-site

Cleaning up outdated Google results starts with one question: do you control the site? If yes, 404 the page and let Google’s crawler see the change naturally. If you don't, use the "Remove Outdated Content" tool