By default, ElasticSearch 7 is needed for Magento 2.4. So we should install ElasticSearch 7 before we install Magento 2.4. First Step, Check JDK is install or not, if not, install Install the JDK on CentOS. We cannot install ElasticSearch… Read moreHow to Install ElasticSearch, Magento 2.4.1 Under Aliyun Web Host Centos 8?