Upgrading Elasticsearch

Liferay supports Elasticsearch 8. The compatibility matrix provides the latest support details.

Warning

Solr is in maintenance mode in Liferay 7.4.

important

Elasticsearch 6.x is not supported on Liferay 7.3+.

Before planning your upgrade, read Upgrading Search Infrastructure. It provides an overview of the steps required to upgrade older Liferay/Elasticsearch systems to the latest supported search stack. Always back up your search indexes before upgrading Elasticsearch.