This is a beta release of documentation for Magento 2.4, published for previewing soon-to-be-released functionality. Content in this version is subject to change. Links to the v2.4 code base may not properly resolve until the code is officially released.
You must install and configure Elasticsearch 7.6.x before upgrading to Magento Commerce or Magento Open Source 2.4.0. See Check the catalog search engine for details.