If you need to hide pages from search results, start by adding a "noindex" tag...

https://wiki-mixer.win/index.php/Why_Does_Google_Take_So_Long_to_Drop_a_Noindexed_Page%3F

If you need to hide pages from search results, start by adding a "noindex" tag to the page header so Google ignores the content during its next crawl. For urgent removals, use the Google Search Console Removals tool to hide URLs temporarily