[Docs] Grammatical fix in important-settings.asciidoc
[[node.name]]
=== `node.name`
-By default, Elasticsearch will take the 7 first character of the randomly
-generated uuid used as the node id. Note that the node id is persisted and does
+By default, Elasticsearch will use the first seven characters of the randomly
+generated UUID as the node id.Note that the node id is persisted and does
not change when a node restarts and therefore the default node name will also
not change.
