# Prevent Search Engines From Indexing A Page The `robots.txt` file is commonly used to tell (well-behaved) crawlers, such as search engines, to not visit a page. If another page links to your page, it will still be indexed. To instruct search engines to not index a given page, robot meta tags need to be used. > If you want to reliably block a page from showing up in the search results, > you need to use a meta robots `noindex` tag. That means that, in order to > find the `noindex` tag, the search engine has to be able to access that page, > so don’t block it with `robots.txt`. > [source](https://yoast.com/ultimate-guide-robots-txt/) To prevent indexing, add the following meta tag to the `` section of any relevant pages. ```html ``` [source](https://developers.google.com/search/docs/advanced/crawling/block-indexing)